CN202979513U - Rapid panel plugging device - Google Patents
Rapid panel plugging device Download PDFInfo
- Publication number
- CN202979513U CN202979513U CN 201220661152 CN201220661152U CN202979513U CN 202979513 U CN202979513 U CN 202979513U CN 201220661152 CN201220661152 CN 201220661152 CN 201220661152 U CN201220661152 U CN 201220661152U CN 202979513 U CN202979513 U CN 202979513U
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- CN
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- Prior art keywords
- pawl
- holder
- insertion device
- spring
- rapid insertion
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Abstract
The utility model discloses a rapid panel plugging device. The rapid panel plugging device comprises a fixing seat, a spring, a pawl and a fixing head, wherein an upper portion of the fixing seat is a special-shaped cylinder structure, a lower portion of the fixing seat is symmetrically provided with two wedge-shaped support pins, a center of the fixing seat is provided with a coaxial step circular hole, the spring is a metal part, the pawl is a fine long shaft structure, a shaft top portion is provided with a flange, an upper surface of the flange is provided with a groove, a cylindrical outer surface at a shaft bottom portion is provided with hatching knurling, the fixing head is a cuboid structure, a center of the fixing head is provided with an interconnected circular hole, the fixing head is in interference fit connection with the hatching knurling of the pawl through the circular hole, so the fixing seat, the spring and the pawl are connected to be an integral body. The rapid panel plugging device can prevent an equipment fault caused by part mismatching during axial bearing, so operation security of a cabinet and chassis equipment is improved; a fastening mechanism is arranged outside the rapid panel plugging device, so the rapid panel plugging device is enabled to have a simple structure and be convenient to manufacture.
Description
Technical field
The utility model relates to the fitting attachments of a kind of communication cabinet, cabinet, relates in particular to a kind of panel rapid insertion device.
Background technology
Development along with electronic technology, the electronic devices and components of installing in various communication cabinets, cabinet are more and more, for Kuai Su Installed tears panel open with all kinds of components and parts in operation, repair or upgrade rack, cabinet, make the panel rapid insertion device be widely applied in the panel-mounted of various racks, cabinet.
At present, U.S. Patent number US4801232A discloses a kind of removable fastener, the connected mode that has adopted T connector and double-screw bolt to coordinate in axial smooth cylindrical interference, when fastener uses, under the effect of axial load, the ease of connection of T connector and double-screw bolt gets loose, and can cause electrical circuit fault in rack, cabinet when serious.In addition, between the double-screw bolt that the wedge shape leg of two symmetries of the holder when stopping off-position and be arranged on the non operating state position due to 1/4 hypotenuse in this removable fastener and the center by holder pass, make on T connector the circumferential discontinuous cylinder annular fixing part that stops off-position with 1/4 hypotenuse occupy the wedge shape leg of two symmetries of holder and the space between double-screw bolt that the center by holder passes, the wedge shape leg of two symmetries of holder lacks the space that strain occurs, and causes fastener to install and use.Especially narrow and small in the erecting of panel position, when fastener is size-constrained, the problems referred to above are more outstanding.
The utility model content
The purpose of this utility model is to provide a kind of panel rapid insertion device that existing mounting condition just can convenient use, defects that exists to overcome prior art of utilizing.
In order to achieve the above object, the utility model provides a kind of panel rapid insertion device, comprise: holder 1, described holder 1 top is special-shaped cylindrical structure 101, the bottom is arranged with two wedge shape legs 102 and 103, the center of described holder 1 is provided with coaxial ladder circular hole 104, and on described coaxial ladder circular hole 104, the aperture in hole is greater than the aperture in lower hole, and described wedge shape leg 102 and 103 is provided with elasticity and imports end 108 and 109; Spring 2 is metal parts, and the external diameter of described spring 2 is less than the aperture, upper hole of described holder 1, greater than the aperture, lower hole of described holder 1; Pawl 3, be the slender axles structure, the axle top is provided with a flange 301, the upper surface of described flange 301 is provided with a groove 302, axle bottom cylindrical outer surface is provided with hatching knurling 303, the lower end diameter of axle of described pawl 3 is less than the aperture, lower hole of holder 1, and described pawl 3 passes the coaxial ladder circular hole 104 at spring 2 and holder 1 center successively; Gland 4 is a rectangular structure, and the center of described gland 4 is provided with a circular hole 401 that connects, and described gland 4 is connected with the hatching knurling interference fit of described pawl 3 by circular hole 401, and holder 1, spring 2 and pawl 3 are connected into integral body.
Preferably, the upper surface of described gland 4 is arranged with the arc surface 405 and 406 that raises up.
Preferably, described wedge shape leg 102 and 103 lower end are provided with semi arch 105, and described semi arch 105 coordinates with described arc surface 405 and 406.
Preferably, described gland 4 upper ends are provided with cylinder 402, each cut-away is divided cylinder on the both sides of described cylinder 402, forms the circumferential discontinuous circular arc fixed part 403 and 404 of two symmetries, and described circular arc fixed part 403 and 404 is used for the described pawl 3 of clamping.
Preferably, being provided with the cross section identical with cylinder 402 diameters in the middle of described gland 4 and described cylinder 402 is foursquare square reinforcement 407.
Preferably, the lower end of described gland 4 is provided with the chamfering 408 of being convenient to assemble.
Preferably, described wedge shape leg 102 and 103 is elastic thin-walled structures.
Preferably, described hatching knurling is 45 ° of oblique angle structures.
Preferably, the material of described holder 1 can be selected POM, PE or PC.
Preferably, described spring 2 employing coefficient of elasticity are 3.0 ~ 3.5N/mm.
Preferably, the material of described pawl 3 is carbon steel or stainless steel.
Preferably, the material of described gland 4 is cast zinc alloy.
The utility model panel rapid insertion device can prevent the equipment fault that the part mismatch when axial carrying causes, and improves rack, cabinet equipment Operation safety; Locking mechanism is arranged at outside device, makes apparatus structure simple, is convenient to make.
Description of drawings
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Fig. 1 is the structural representation of the utility model panel rapid insertion device;
Fig. 2 is the cutaway view of A-A along the line in Fig. 1;
Fig. 3 is the utility model installation process schematic diagram;
Fig. 4 is the utility model installation process schematic diagram;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the left view of Fig. 1, is the utility model locking state schematic diagram;
Fig. 7 is the vertical view of Fig. 6;
Fig. 8 is the assembling schematic diagram of the utility model panel rapid insertion device.
The accompanying drawing identifier declaration:
1: holder, 101: special-shaped cylindrical structure, 102: wedge shape leg, 103: wedge shape leg, 104: coaxial ladder circular hole, 105: semi arch, 106: side plane, 107: side plane, 108: elasticity imports end, 109: elasticity imports end;
2: spring;
3: pawl, 301: flange, 302: groove, 303: hatching knurling;
4: gland, 401: circular hole, 402: cylinder, 403: circular arc fixed part, 404: circular arc fixed part, 405: arc surface, 406: arc surface, 407: square reinforcement, 408: chamfering;
5: panel, 501: two D types holes;
6: frame, 601: arc groove, 602: arc groove, 603: two D types holes.
Embodiment
The structure of the utility model panel rapid insertion device comprises holder 1, spring 2, pawl 3 and gland 4 as shown in Figure 1.The preferred hatching knurling of the utility model is 45 ° of oblique angle structures, and the material of holder 1 is POM, and the coefficient of elasticity of spring 2 is 3.0N/mm, and the material of pawl 3 is carbon steel, and the material of gland 4 is cast zinc alloy.
Shown in Figure 2, the utility model panel rapid insertion device, preferably with the panel 5 in two D types hole 501 with the frame 6 in two D types hole 603 be used in conjunction with, described panel 5 with two D types hole 501 is metal sheet, the described effigurate frame clsss part that forms for metal sheet with the frame 6 in two D types hole 603.
As Fig. 2 and shown in Figure 6, at the back side with the frame 6 in two D types hole 603, the both sides in two D types hole 603 is provided with arc groove 601,602.
Referring to Fig. 1, Fig. 5 and shown in Figure 6, described holder 1 top is special-shaped cylindrical structure 101, be preferably two D type structures, the bottom is provided with the wedge shape leg 102 and 103 of two symmetries, be provided with semi arch 105 in the lower end of wedge shape leg 102 and 103, the center of holder 1 is provided with coaxial ladder circular hole 104.
Referring to Fig. 3 and shown in Figure 4, be provided with the convenient elasticity with taper seat that imports panel 5 on the wedge shape leg 102 and 103 of two symmetries of holder 1 and import end 108 and 109, can clamping panel 5 after importing panel 5.The wedge shape leg 102 of described two symmetries and 103 is elastic thin-walled structures.
Shown in Figure 1, described pawl 3 passes the ladder circular hole 104 at spring 2 and holder 1 center successively, make an end of spring 2 prop up the lower surface of pawl 3 top one end boss 301, the other end props up the lower surface of top circular hole of the coaxial ladder circular hole 104 at holder 1 center, when top one end boss 301 to pawl 3 applies downward pressure, spring 2 is compressed, and elastic force upwards can be provided.
As shown in Figure 7, the upper surface of described pawl 3 top one end boss 301 is provided with groove 302, can use general fastener-driving tools to make its rotation.
As shown in Figure 1, described spring 2 is cylindroid helical-coil compression spring, preferred grinding two end surfaces.
Referring to Fig. 1, Fig. 2 and shown in Figure 6, the T-shaped structure of the profile of described gland 4.The center is provided with the circular hole 401 of perforation, and top one end is cylinder 402, and each cut-away is divided cylinder on the both sides of cylinder 402, forms the circumferential discontinuous circular arc fixed part 403,404 of two symmetries; The middle part for the tangent cross section of cylinder 402 be foursquare square reinforcement 407; The lower end of described gland 4 is provided with chamfering 408, and chamfer angle is preferably 5 °～20 °.The upper surface of described gland 4 is arranged with the arc surface 405 and 406 that raises up. Arc surface 405 and 406 and the semi arch 105 of the lower end of the wedge shape leg 102 of holder 1 and 103 cooperatively interact.
Referring to Fig. 1, Fig. 2 and shown in Figure 8, the cylindrical outer surface of described pawl 3 bottoms is provided with the hatching knurling 303 at 45 ° of oblique angles.The hatching knurling 303 of the bottom of pawl 3 is pressed and is imbedded in the circular hole 401 of gland 4, the metal of the knurled portion of hatching knurling 303 is embedded in the metal of inner surface of circular hole 401 and is interlocked with it, and holder 1, spring 2 and pawl 3 are connected into integral body.
The operation principle of the utility model panel rapid insertion device is as follows:
Referring to Fig. 4 and shown in Figure 5, by means of fastener-driving tools, an end boss 301 applies downward power and rotary pawl 3 at the top of pawl 3, make the groove 302 of pawl 3 top one ends parallel with 107 with the side plane 106 of two D shapes of holder 1, at this moment gland 4 enters in the semi arch 105 of the wedge shape leg 102 of two symmetries of holder 1 and 103 lower ends fixingly, and the utility model panel rapid insertion device is in non operating state.
further, continue to promote pawl 3 downwards, as shown in Figure 3 and Figure 4, two D types hole 501 of panel 5 is by importing end 108 and 109 power that apply to the wedge shape leg 102 of two symmetries of holder 1 bottom and the elasticity with taper seat of 103 front ends, make wedge shape leg 102 and 103 strains that produce to center position of two symmetries of holder 1, make the centre distance of wedge shape leg 102 and 103 between front end of two symmetries shorten, with the two D types hole 501 of passing panel 5, after wedge shape leg 102 and 103 elasticity import the two D types hole 603 that end 108 and 109 enters frame 6, generation elasticity is recovered, holder 1 is connected on panel 5.
further, continue to promote pawl 3 downwards, as shown in Figure 6 and Figure 7, after making gland 4 pass two D types hole 603 of frame 6, rotary pawl 3, make pawl 3 turn over 90 °, the groove 302 of pawl 3 top one ends is vertical with 107 with two side planes 106 of two D shapes of holder 1 outer surface of upper, the arc surface 405 and 406 of gland 4 on the step surface of both sides enters in the arc groove 601 and 602 of 603 both sides, two D types hole at the back side of frame 6, the elastic restoring force of at this moment spring 2 compressed generations is locked in gland 4 on frame 6, panel 5 is fixed on frame 6, the utility model panel rapid insertion device is in the locking operating state.
Compared with prior art, the technical solution of the utility model has following advantage and good effect:
(1) under identical mounting condition, the axial carrying capacity of the utility model panel rapid insertion device can improve more than 30%;
(2) equipment fault that the part mismatch when axial carrying causes be can prevent, rack, cabinet equipment Operation safety improved;
(3) during operating state, the gland of the utility model panel rapid insertion device enters in the arc groove at the frame back side, and device is in locking state, can prevent that unexpected panel from getting loose;
(4) the utility model panel rapid insertion device is simple in structure, is convenient to make.
More than that better enforcement of the present utility model is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite of the utility model spirit, the distortion that these are equal to or replacement all are included in the application's claim limited range.
Claims (12)
1. panel rapid insertion device is characterized in that comprising:
Holder (1), described holder (1) top is special-shaped cylindrical structure (101), the bottom is arranged with two wedge shape legs (102) and wedge shape leg (103), the center of described holder (1) is provided with coaxial ladder circular hole (104), the aperture in the upper hole of described coaxial ladder circular hole (104) is greater than the aperture in lower hole, and described wedge shape leg (102) and wedge shape leg (103) are provided with elasticity and import end (108) and elasticity importing end (109);
Spring (2) is metal parts, and the external diameter of described spring (2) is less than the aperture, upper hole of described holder (1), and the external diameter of described spring (2) is greater than the aperture, lower hole of described holder (1);
pawl (3), be the slender axles structure, the axle top is provided with a flange (301), the upper surface of described flange (301) is provided with a groove (302), axle bottom cylindrical outer surface is provided with hatching knurling (303), the lower end diameter of axle of described pawl (3) is less than the aperture, lower hole of holder (1) and the internal diameter of described spring (2), flange (301) diameter of described pawl (3) is greater than the internal diameter of described spring (2), flange (301) diameter of described pawl (3) is less than the aperture, upper hole of holder (1), described pawl (3) passes the coaxial ladder circular hole (104) at spring (2) and holder (1) center successively,
Gland (4), it is a rectangular structure, the center of described gland (4) is provided with a circular hole (401) that connects, described gland (4) is connected with the hatching knurling interference fit of described pawl (3) by circular hole (401), and holder (1), spring (2) and pawl (3) are connected into integral body.
2. panel rapid insertion device according to claim 1, it is characterized in that: the upper surface of described gland (4) is arranged with arc surface (405) and the arc surface (406) that raises up.
3. panel rapid insertion device according to claim 2, it is characterized in that: the lower end of described wedge shape leg (102) and wedge shape leg (103) is provided with semi arch (105), and described semi arch (105) coordinates with described arc surface (405) and arc surface (406).
4. panel rapid insertion device according to claim 1, it is characterized in that: described gland (4) upper end is provided with cylinder (402), each cut-away is divided cylinder on the both sides of described cylinder (402), form circumferential discontinuous circular arc fixed part (403) and the circular arc fixed part (404) of two symmetries, described circular arc fixed part (403) and circular arc fixed part (404) are used for the described pawl of clamping (3).
5. panel rapid insertion device according to claim 4 is characterized in that: being provided with the cross section identical with cylinder (402) diameter in the middle of described gland (4) and described cylinder (402) is foursquare square reinforcement (407).
6. panel rapid insertion device according to claim 1, it is characterized in that: the lower end of described gland (4) is provided with the chamfering (408) of being convenient to assemble.
7. panel rapid insertion device according to claim 1, it is characterized in that: described wedge shape leg (102) and wedge shape leg (103) are elastic thin-walled structures.
8. panel rapid insertion device according to claim 1, it is characterized in that: described hatching knurling (303) is 45 ° of oblique angle structures.
9. panel rapid insertion device according to claim 1, it is characterized in that: the material of described holder (1) can be selected POM, PE or PC.
10. panel rapid insertion device according to claim 1 is characterized in that: it is 3.0 ~ 3.5N/mm that described spring (2) adopts coefficient of elasticity.
11. panel rapid insertion device according to claim 1 is characterized in that: the material of described pawl (3) is carbon steel or stainless steel.
12. panel rapid insertion device according to claim 1 is characterized in that: the material of described gland (4) is cast zinc alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220661152 CN202979513U (en) | 2012-12-05 | 2012-12-05 | Rapid panel plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220661152 CN202979513U (en) | 2012-12-05 | 2012-12-05 | Rapid panel plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202979513U true CN202979513U (en) | 2013-06-05 |
Family
ID=48520527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220661152 Expired - Fee Related CN202979513U (en) | 2012-12-05 | 2012-12-05 | Rapid panel plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202979513U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321572A (en) * | 2016-10-28 | 2017-01-11 | 无锡龙翔印业有限公司 | Hardware connecting part convenient to use |
-
2012
- 2012-12-05 CN CN 201220661152 patent/CN202979513U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321572A (en) * | 2016-10-28 | 2017-01-11 | 无锡龙翔印业有限公司 | Hardware connecting part convenient to use |
| CN106321572B (en) * | 2016-10-28 | 2018-05-08 | 新昌县鼎瑞科技有限公司 | A kind of hardware-joint easy to use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20201205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |