CN113518532A - Wedge type locking strip - Google Patents
Wedge type locking strip Download PDFInfo
- Publication number
- CN113518532A CN113518532A CN202110965210.4A CN202110965210A CN113518532A CN 113518532 A CN113518532 A CN 113518532A CN 202110965210 A CN202110965210 A CN 202110965210A CN 113518532 A CN113518532 A CN 113518532A
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- CN
- China
- Prior art keywords
- wedge
- guide shaft
- piece
- locking
- locking strip
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a wedge-shaped locking strip, which comprises: the device comprises a guide shaft, an execution module and an adjusting module; the execution module is arranged on the guide shaft; the adjusting module is arranged at one end of the guide shaft and connected with the executing module. The wedge-shaped locking strip overcomes the defect that the locking strip is easy to block due to the rotation of the blocking separation blade in the prior art, and when the wedge-shaped locking strip is applied to a module clamping groove in a case, the module is convenient to install and disassemble, and the wedge-shaped locking strip has the characteristics of good locking performance and excellent heat conduction performance.
Description
Technical Field
The invention relates to the field of locking strips, in particular to a wedge-shaped locking strip.
Background
In the prior art, in the locking and unloading process, the clamping separation blade on the locking strip is easy to rotate, so that the clamping separation blade on the locking strip interferes with the wall of the guide groove in the case, the unloading process of the functional component in the case is blocked, and the functional component in the case can be clamped inside the case when the functional component is serious, so that the functional component cannot be pulled out, and the normal use of the locking strip is influenced.
Secondly, the positioning piece arranged at the tail end of the locking strip in the prior art usually adopts a spring pin, and the spring pin is subjected to interference force in the long-term locking and unloading process, so that the spring pin is elastically ineffective and loosens to fall off, and the locking strip loses the locking limiting and locking application functions.
In addition, in the prior art, the locking strip usually adopts the hexagon socket head cap screw as the regulating part, leads to the user to adjust at the in-process of locking and uninstallation locking strip can only use the hexagon socket head cap instrument that matches with it, has very strong regulation limitation.
Disclosure of Invention
According to an embodiment of the present invention, there is provided a wedge-type locking strip, including: the device comprises a guide shaft, an execution module and an adjusting module;
the execution module is arranged on the guide shaft;
the adjusting module is arranged at one end of the guide shaft and connected with the executing module.
Further, the execution module includes: the locking device comprises a first wedge block, a plurality of locking wedge blocks, a second wedge block and a positioning piece;
the second wedge block is arranged at the other end of the guide shaft;
the positioning piece is connected with the second wedge block and the guide shaft and used for positioning the second wedge block;
and the locking wedges are sequentially and radially movably arranged on the guide shaft, and the contact surfaces of the locking wedges, the first wedges and the second wedges are inclined surfaces with matched shapes.
Furthermore, the contact surfaces of the adjacent locking wedges are inclined surfaces with matched shapes.
Further, the adjustment module comprises: the clamping blocking piece, the protection piece, the elastic piece and the adjusting piece are arranged on the base;
the clamping separation blade is embedded on the end face of one end of the first wedge block and is positioned on one side of the first wedge block, which is back to the plurality of locking wedge blocks;
the adjusting piece penetrates through the clamping separation blade and is connected with one end of the guide shaft;
the protection piece is sleeved on the adjusting piece and is positioned on one side of the clamping separation blade;
the elastic piece is sleeved on the adjusting piece, and one end of the elastic piece is connected with the inner wall of the protection piece.
Furthermore, the screens separation blade is cross shape.
Furthermore, an inner hexagonal groove and a straight groove are arranged on the end face of the driving end of the adjusting piece in a compounding mode, the axes of the inner hexagonal groove and the straight groove are the same, and the bottom face of the straight groove is higher than that of the inner hexagonal groove.
Further, the adjusting module further comprises: the gasket is sleeved on the adjusting piece and is positioned between the protecting piece and the clamping separation blade.
Furthermore, the outer wall of the driving end of the adjusting piece is coated with a warning color coating.
Furthermore, a plurality of mounting holes are formed in the side wall of the guide shaft, the mounting holes are arranged along the axial direction of the guide shaft, and the guide shaft is connected with external parts through the mounting holes.
According to the wedge-shaped locking strip provided by the embodiment of the invention, the defect that the locking strip is easy to block due to the rotation of the blocking piece in the prior art is overcome, and when the wedge-shaped locking strip is applied to a module clamping groove in a case, the module is convenient to install and disassemble, and the wedge-shaped locking strip has the characteristics of good locking performance and excellent heat conduction performance.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.
Drawings
Fig. 1 is an exploded view illustrating a wedge type locking strip according to an embodiment of the present invention;
fig. 2 is an assembly view of a wedge type locking strip according to an embodiment of the present invention;
FIG. 3 is a bottom view of a guide shaft according to an embodiment of the present invention;
fig. 4 is a bottom view of an adjustment member according to an embodiment of the present invention.
Detailed Description
The present invention will be further explained by describing preferred embodiments of the present invention in detail with reference to the accompanying drawings.
First, a wedge-shaped locking strip according to an embodiment of the present invention will be described with reference to fig. 1 to 4, which is used for fixing a part inside a chassis and has a wide application range.
As shown in fig. 1, the wedge-type locking strip according to the embodiment of the present invention includes: the device comprises a guide shaft 3, an execution module and an adjusting module.
Specifically, as shown in fig. 1-2, the actuator module is disposed on the guide shaft 3.
Further, as shown in fig. 1-2, the execution module includes: a first wedge 41, a plurality of locking wedges 42, a second wedge 43 and a positioning piece 44; the second wedge 43 is provided at the other end of the guide shaft 3; the positioning piece 44 is connected with the second wedge block 43 and the guide shaft 3 and used for positioning the second wedge block 43, and the positioning piece 44 is one of a positioning pin, a limiting pin and a lifting pin, so that the device has the characteristics of simple structure and stable performance; the plurality of locking wedges 42 are sequentially and radially movably clamped on the guide shaft 3, the number of the plurality of locking wedges 42 includes but is not limited to 1 and 3, the contact surfaces of the locking wedges 42 and the first wedges 41 and the second wedges 43 are inclined surfaces with matched shapes, the rear end surface of the first wedge 41 and the front end surface of the second wedge 43 are matched with the shapes of the corresponding end surfaces of the plurality of locking wedges 42, the total length of the first wedge 41, the second wedge 43 and the plurality of locking wedges 42 is greater than the total length of the guide shaft 3, when the plurality of locking wedges 42 receive the force of the axial direction of the guide shaft 3, the adjacent locking wedges 42 slide relatively along the direction of the contact inclined surfaces, the effect of locking plate cards is achieved, the structure is more stable, and the locking performance is good.
Further, as shown in fig. 1, the contact surfaces of adjacent locking wedges 42 are all beveled.
Specifically, as shown in fig. 1-2, the adjusting module is disposed at one end of the guide shaft 3, and the adjusting module is connected to the executing module.
Further, as shown in fig. 1, the adjusting module includes: a blocking stop piece 51, a protection piece 52, an elastic piece 53 and an adjusting piece 54; the clamping blocking piece 51 is cross-shaped and is embedded on the end face of one end of the first wedge block 41, so that the clamping blocking piece 51 is prevented from rotating or falling off in the dismounting process, and the locking strip clamping condition caused by rotation of the clamping blocking piece 51 is effectively avoided, and the board card is difficult to pull out; the adjusting piece 54 penetrates through the clamping stop piece 51 to be connected with one end face of the guide shaft 3, the side wall of one end of the guide shaft 3 is provided with the anti-loosening groove 32, the groove walls on two sides of the anti-loosening groove 32 are provided with threaded holes along the axial direction of the guide shaft 3, the adjusting piece 54 is connected with one end of the guide shaft 3 through the threaded holes to prevent the adjusting piece 54 from falling off from the guide shaft 3, the adjusting piece 54 drives the first wedge blocks 41 to move along the axial direction of the guide shaft 3, the first wedge blocks drive the plurality of locking wedge blocks 42 to slide radially relatively, and therefore the effect of locking a board card inside the case is achieved, the locked board card is not easy to fall off inside the case, and the adjusting piece 54 is installed along the axial direction of the guide shaft 3, so that the board 1 inside the case can be locked even in a narrow mechanism, and the installation and the disassembly are convenient; the protection member 52 is sleeved on the adjustment member 54, the protection member 52 is located on one side of the locking stop piece 51, the type of the protection member 52 includes but is not limited to a cup-shaped sheath, the adjustment member 54 and the elastic member 53 are located inside the protection member 52, and the protection member 52 is used for protecting the adjustment member 54 and the elastic member 53; the elastic member 53 is sleeved on the adjusting member 54, one end of the elastic member 53 is connected to the inner wall of the protection member 52, and the elastic member 53 is a compression spring for providing a buffer space for the wedge-shaped locking strip.
Further, as shown in fig. 1 and 4, the end face of the driving end of the adjusting member 54 is provided with an inner hexagonal groove 541 and a straight groove 542 in a composite manner, the axis of the inner hexagonal groove is the same as that of the straight groove 542, and the bottom surface of the straight groove 542 is higher than that of the inner hexagonal groove 541, so that the adjusting member 54 can be applied to different types of adjusting tools, is convenient to adjust, and reduces the adjustment limitation of the locking strip.
Further, as shown in fig. 1, the adjusting module further includes: the gasket 55 is sleeved on the adjusting member 54, the gasket 55 includes but not limited to an elastic gasket 55, and the gasket 55 is located between the protection member 52 and the locking stop 51, so as to prevent abrasion between the protection member 52 and the gasket 55 during the process of installing or detaching the locking strip.
Further, as shown in fig. 1 to 2, a warning color coating (not shown) is coated on an outer wall of the driving end of the adjusting member 54 for indicating the locking state of the present invention, and when the warning color coating is completely covered by the protecting member 52, the present invention is indicated to be in the locking state.
Further, as shown in fig. 1-4, be equipped with a plurality of mounting hole 31 on the lateral wall of guiding axle 3, a plurality of mounting hole 31 is arranged along the axial of guiding axle 3, guiding axle 3 links to each other with outside integrated circuit board through a plurality of mounting hole 31, the person of facilitating the use inserts the integrated circuit board in quick-witted incasement portion's module draw-in groove 2 with wedge type locking strip together, when adjusting part 54 drive first voussoir 41 takes place the displacement and makes wedge type locking strip be in locking state, the inner wall of quick-witted incasement portion's module draw-in groove 2 is hugged closely with the integrated circuit board to a plurality of locking voussoir 42, can regard as the heat conduction plane, the route of the heat conduction of integrated circuit board has been increased, and the heat conduction performance is good.
When a user uses the locking device to lock the clamping plate 1 inside the chassis, firstly, the user fixes the wedge-shaped locking strip on the clamping plate 1 to be installed through the installation hole 31 and the locking screw, secondly, the user places the clamping plate 1 and the wedge-shaped locking strip together in the module clamping groove 2 inside the chassis, then the user screws in the adjusting piece 54, the elastic piece 53 is compressed, the elastic piece 53 drives the protecting piece 52 to drive the first wedge block 41 to move along the axial direction of the guide shaft 3, and the plurality of locking wedge blocks 42 are relatively displaced along the respective corresponding inclined planes until the plurality of locking wedge blocks 42 abut against the outer wall of the module clamping groove 2, so that the purpose of locking the clamping plate in the chassis can be achieved.
The wedge-shaped locking strip according to the embodiment of the invention is described above with reference to fig. 1 to 3, which solves the problem that the locking strip is easy to be locked due to the rotation of the clamping stop piece in the prior art, and when the wedge-shaped locking strip is applied to a module clamping groove in a chassis, the module is convenient to mount and dismount, and has the characteristics of good locking performance and excellent heat conduction performance.
It should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (9)
1. A wedge-type locking strip, comprising: the device comprises a guide shaft, an execution module and an adjusting module;
the execution module is arranged on the guide shaft;
the adjusting module is arranged at one end of the guide shaft and connected with the executing module.
2. The wedge locking strip of claim 1 wherein said actuating module comprises: the locking device comprises a first wedge block, a plurality of locking wedge blocks, a second wedge block and a positioning piece;
the second wedge block is arranged at the other end of the guide shaft;
the positioning piece is connected with the second wedge block and the guide shaft and used for positioning the second wedge block;
the locking wedges are sequentially and radially movably arranged on the guide shaft, and the contact surfaces of the locking wedges, the first wedges and the second wedges are inclined surfaces with matched shapes.
3. A wedge locking strip according to claim 2 wherein the contact surfaces of adjacent locking wedges are inclined surfaces of matching shape.
4. A wedge locking strip according to claim 2, wherein said adjustment module comprises: the clamping blocking piece, the protection piece, the elastic piece and the adjusting piece are arranged on the base;
the clamping separation blade is embedded in the end face of one end of the first wedge block and is positioned on one side, back to the plurality of locking wedge blocks, of the first wedge block;
the adjusting piece penetrates through the clamping separation blade and is connected with one end of the guide shaft;
the protection piece is sleeved on the adjusting piece and is positioned on one side of the clamping separation blade;
the elastic piece is sleeved on the adjusting piece, and one end of the elastic piece is connected with the inner wall of the protection piece.
5. The wedge locking strip of claim 4 wherein said retaining tabs are cross-shaped.
6. A wedge-type locking strip as claimed in claim 4 wherein the end face of the driving end of the adjustment member is provided with an inner hexagonal groove and a straight groove, the inner hexagonal groove and the straight groove have the same axial center, and the bottom surface of the straight groove is higher than the bottom surface of the inner hexagonal groove.
7. The wedge locking strip of claim 4 wherein said adjustment module further comprises: the gasket is sleeved on the adjusting piece and is positioned between the protection piece and the clamping separation blade.
8. A wedge type locking strip according to claim 4 wherein the outer wall of the driving end of said adjustment member is coated with a warning color coating.
9. A wedge-type locking strip according to claim 1, wherein a plurality of mounting holes are formed in a side wall of the guide shaft, the plurality of mounting holes are arranged in an axial direction of the guide shaft, and the guide shaft is connected to an external part through the plurality of mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110965210.4A CN113518532A (en) | 2021-08-23 | 2021-08-23 | Wedge type locking strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110965210.4A CN113518532A (en) | 2021-08-23 | 2021-08-23 | Wedge type locking strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113518532A true CN113518532A (en) | 2021-10-19 |
Family
ID=78069111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110965210.4A Pending CN113518532A (en) | 2021-08-23 | 2021-08-23 | Wedge type locking strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113518532A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114324990A (en) * | 2021-12-09 | 2022-04-12 | 中国电子科技集团公司第二十九研究所 | Universal thermal test fixture device for electronic module unit |
-
2021
- 2021-08-23 CN CN202110965210.4A patent/CN113518532A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114324990A (en) * | 2021-12-09 | 2022-04-12 | 中国电子科技集团公司第二十九研究所 | Universal thermal test fixture device for electronic module unit |
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