CN214998710U - Cylinder locking device - Google Patents
Cylinder locking device Download PDFInfo
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- CN214998710U CN214998710U CN202120771981.5U CN202120771981U CN214998710U CN 214998710 U CN214998710 U CN 214998710U CN 202120771981 U CN202120771981 U CN 202120771981U CN 214998710 U CN214998710 U CN 214998710U
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Abstract
The utility model discloses a locking device of cylinder, locking structure includes supporting framework, locking screw, fastening screw and locking snap ring, wherein: the supporting framework is of an annular structure, a screw hole matched with the external thread of the locking screw is formed in the side wall of the supporting framework, an annular groove is formed in the inner side of the supporting framework, and the groove width of the annular groove is larger than the thickness of the locking clamping ring; and after the locking screw penetrates through the screw hole, the fastening screw fixes the locking snap ring at the tail end of the locking screw, and the inner side surface of the locking snap ring is a clamping surface for clamping a cylinder. The utility model discloses a locking structure convenient operation is swift, and it is high to press from both sides tight stability.
Description
Technical Field
The utility model relates to a locking structure technical field especially relates to a locking device of cylinder.
Background
Cylindrical structures are a common type of structure and are used in mechanical structures. In some special environments, such as high temperature, high heat and extremely severe environments, when the cylinder structure needs to be replaced, the cylinder needs to be quickly assembled and disassembled to reduce the stay time of an operator in the severe environment as much as possible, which requires that the locking structure of the cylinder is convenient for the quick assembly and disassembly of the cylinder on the premise of ensuring the reliable locking of the cylinder, and meanwhile, the locking structure of the cylinder cannot damage the clamping surface of the cylinder. The existing cylinder locking mechanisms generally cannot be taken into consideration simultaneously, so that a locking device and a method for quickly assembling and disassembling and reliably clamping a cylinder are needed, and the requirements of reliable locking and quick assembling and disassembling of the cylinder are met simultaneously, and a clamping surface is not damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a locking device who installs and removes swift and press from both sides tight reliable cylinder to the drawback that the locking device of cylinder exists among the prior art.
Another object of the present invention is to provide a locking method of the locking device of the cylinder.
For realizing the utility model discloses a technical scheme that the purpose adopted is:
the utility model provides a locking device of cylinder, includes supporting framework, locking screw, fastening screw and locking snap ring, wherein:
the supporting framework is of a circular ring structure, a cylinder can be inserted into a central channel of the circular ring structure in a matching mode, and a screw hole matched with the external thread of the locking screw is formed in the side wall of the supporting framework;
and after the locking screw penetrates through the screw hole, the fastening screw fixes the locking snap ring at the tail end of the locking screw, and the inner side surface of the locking snap ring is a clamping surface for clamping a cylinder.
In the technical scheme, an annular groove is formed on the inner side of the supporting framework, and the groove width of the annular groove is larger than the thickness of the locking snap ring.
In the technical scheme, the depth of the screw hole is required to be 3-5mm smaller than the effective thread length on the locking screw.
In the technical scheme, the groove width of the annular groove is 0.5-1mm larger than the thickness of the locking snap ring.
In the technical scheme, the inner side surface of the locking snap ring is a clamping surface matched with the clamped surface on the cylinder.
In the technical scheme, a through stepped hole is formed in the side wall of the locking snap ring, the stepped hole comprises a small-diameter through hole located on the outer side and a large-diameter through hole located on the inner side, the diameter of the small-diameter through hole is smaller than the diameter of a nut of the fastening screw, and the diameter of the large-diameter through hole is larger than the diameter of the nut of the fastening screw; when the fastening screw, the locking screw and the locking snap ring are all screwed in place, the nut of the locking screw does not exceed the clamping surface.
In the technical scheme, the middle of the locking screw is provided with an external thread, the tail end of the locking screw is provided with an internal thread, the external thread is matched with the threaded hole, the internal thread is matched with the fastening screw, the outer wall of the tail end of the locking screw is a cylindrical surface, the outer diameter of the cylindrical surface is smaller than the inner diameter of the small-diameter through hole, and the depth of the cylindrical surface is larger than that of the small-diameter through hole.
In the technical scheme, the outer diameter of the cylindrical surface is 0.5-1mm smaller than the aperture of the small-diameter through hole, so that the locking clamp ring and the locking screw are prevented from being clamped, the depth of the cylindrical surface is 0.5-1mm larger than that of the small-diameter through hole, and the locking screw and the locking clamp ring are relatively fixed after the fastening screw is screwed.
In the technical scheme, the supporting framework and the locking screw are made of alloy steel, and the surface hardness of the locking snap ring is lower than that of the cylinder.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an rely on and tightly press from both sides the top of face shape matched with locking snap ring to the cylinder face by the clamp, realize the reliable locking to the cylinder, and because the locking snap ring clamping face cooperatees with the cylinder by the clamping face, area of contact is big, damages the cylinder face when having avoided pressing from both sides tight cylinder.
2. Through the rotation of locking screw on supporting framework, realize the top of locking snap ring to the cylinder tight and loosen, and the quick assembly and disassembly of locking. Compared with other cylindrical locking devices, the locking device has the advantages of reliable locking, quick assembly and disassembly and no damage to the clamping surface.
3. The utility model discloses well support chassis can be connected with other structures to realize the quick locking and the dismantlement of cylinder on overall structure, application scope is extensive.
Drawings
FIG. 1 is a schematic view of a locking device for a cylinder;
FIG. 2 is a cross-sectional view of the locking device of the cylinder;
FIG. 3 is a schematic view of a cylinder structure;
FIG. 4 is a cross-sectional view of the support armature;
FIG. 5 is a cross-sectional view of the locking screw;
FIG. 6 is a schematic view of a locking snap ring;
FIG. 7 is a cross-sectional view of the locking snap ring;
fig. 8 is a schematic view of a locking screw, locking snap ring and fastening screw combination.
In the figure: 1-cylinder, 2-supporting framework, 3-locking screw, 4-fastening screw and 5-locking snap ring;
1-1 clamped surface, 2-1 screw hole, 2-2 annular groove, 3-1 external screw thread, 3-2 cylindrical surface, 3-3 internal screw thread, 5-1 small diameter through hole, 5-2 clamping surface, 5-3 large diameter through hole,
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
The utility model provides a install and remove swift and press from both sides locking device of reliable cylinder of clamp, includes supporting framework 2, locking screw 3, fastening screw 4 and locking snap ring 5, wherein:
the supporting framework 2 is of a circular ring structure, the cylinder 1 can be inserted into a central channel of the circular ring structure in a matching mode, and a screw hole 2-1 matched with the external thread of the locking screw 3 is formed in the side wall of the supporting framework 2;
after the locking screw 3 penetrates through the screw hole 2-1, the fastening screw 4 fixes the locking snap ring 5 at the tail end of the locking screw, and the inner side surface of the locking snap ring 5 is a clamping surface 5-2 used for clamping a cylinder.
The support framework is connected with other structures, so that the cylinder can be quickly locked and disassembled on the whole structure, and the method comprises the following specific steps:
when locking, firstly, two locking screws 3 are arranged in the screw holes 2-1 of the supporting framework 2; after the locking screw rotates to the right position, the locking clamp ring 5 is sleeved in the locking screw; a locking snap ring 5 is fastened and fixed at the tail end of the locking screw 3 through a fastening screw 4; reversely rotating the locking screw 3 to enable the locking snap ring 5 to be close to the inner wall surface of the locking snap ring 5, putting the cylinder into the cylinder, and positively rotating the locking screw to enable the locking snap ring to be in contact with the clamped surface 1-1 of the cylinder, and then continuously rotating the locking screw 3 until the cylinder 1 is tightly pressed to complete the locking of the cylinder 1;
when the cylinder is disassembled, the locking screw 3 is rotated reversely, so that the locking snap ring 5 moves towards the inner wall surface of the supporting framework, and the cylinder is taken out.
Example 2
Preferably, an annular groove 2-2 is formed on the inner side of the support framework 2, and the groove width of the annular groove 2-2 is greater than the thickness of the locking snap ring 5. When locking, the locking snap ring 5 moves towards the annular groove 2-2 of the supporting framework until the locking snap ring 5 completely enters the annular groove 2-2 of the supporting framework, and the cylinder is placed. When the cylinder is disassembled, the locking screw 3 is rotated reversely, the locking snap ring 5 moves towards the annular groove 2-2 of the supporting framework, and the cylinder is taken out. The annular groove 2-2 can play a role in positioning the locking snap ring 5.
Preferably, the depth of the screw hole 2-1 is required to be less than 3-5mm of the effective thread length on the locking screw 3, so as to ensure sufficient contact rigidity of the locking screw 3 and the supporting framework 2.
Preferably, the groove width of the annular groove 2-2 is 0.5-1mm greater than the thickness of the locking snap ring 5 to facilitate the sliding of the locking snap ring 5 in the annular groove 2-2.
Preferably, the inner side surface of the locking snap ring 5 is a clamping surface 5-2 matched with the clamped surface 1-1 on the cylinder 1. Therefore, the contact area between the locking snap ring 5 and the cylinder 1 can be increased, and the locking reliability is improved. When the locking clamping ring is sleeved, the direction of the locking clamping ring needs to ensure that the shape of the clamping surface 5-2 of the locking clamping ring 5 is matched with the shape of the clamped surface 1-1 of the clamped cylinder 1.
Example 3
Preferably, a through stepped hole is formed in the side wall of the locking snap ring 5, the stepped hole comprises a small-diameter through hole 5-1 located on the outer side and a large-diameter through hole 5-3 located on the inner side, the diameter of the small-diameter through hole 5-1 is smaller than the nut diameter of the fastening screw 4, and the diameter of the large-diameter through hole 5-3 is larger than the nut diameter of the fastening screw 4; when the fastening screw 4, the locking screw 3 and the locking snap ring 5 are all screwed in place, the nut of the locking screw 4 does not exceed the clamping surface 5-2, namely, the fastening screw 4 is ensured not to protrude out of the locking snap ring 5. More preferably, the large-diameter through hole and the small-diameter through hole are coaxially arranged.
Preferably, the middle part of the locking screw 3 is provided with an external thread 3-1, the tail end of the locking screw 3 is provided with an internal thread 3-3, the external thread 3-1 is matched with the threaded hole 2-1, the internal thread 3-3 is matched with the fastening screw 4, the outer wall of the tail end of the locking screw 3 is a cylindrical surface 3-2, the outer diameter of the cylindrical surface 3-2 is smaller than the inner diameter of the small-diameter through hole 5-1, and the depth of the cylindrical surface 3-2 is greater than that of the small-diameter through hole 5-1. More preferably, the outer diameter of the cylindrical surface 3-2 is 0.5mm-1mm smaller than the aperture of the small-diameter through hole 5-1, so as to prevent the locking snap ring 5 and the locking screw 3 from being clamped, the depth of the cylindrical surface 3-2 is 0.5mm-1mm larger than the depth of the small-diameter through hole 5-1, and the locking screw 3 and the locking snap ring 5 are relatively fixed after the fastening screw 4 is screwed.
Preferably, the support framework 2 and the locking screw 3 are made of alloy steel, and the alloy steel with high structural strength is adopted to fully ensure the locking reliability of the cylinder.
Preferably, the surface hardness of the locking snap ring 5 is lower than that of the cylinder 1, so as to prevent the locking surface of the cylinder 1 from being damaged when the cylinder 1 is locked.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a locking device of cylinder which characterized in that, includes supporting framework, locking screw, fastening screw and locking snap ring, wherein:
the supporting framework is of a circular ring structure, a cylinder can be inserted into a central channel of the circular ring structure in a matching mode, and a screw hole matched with the external thread of the locking screw is formed in the side wall of the supporting framework;
and after the locking screw penetrates through the screw hole, the fastening screw fixes the locking snap ring at the tail end of the locking screw, and the inner side surface of the locking snap ring is a clamping surface for clamping a cylinder.
2. A cylinder locking device as defined in claim 1, wherein an annular groove is formed on an inner side of said support frame, and a groove width of said annular groove is larger than a thickness of said locking snap ring.
3. A cylinder locking device according to claim 1 in which the depth of the screw hole is less than the effective thread length of the locking screw by 3 to 5 mm.
4. A cylinder locking arrangement as claimed in claim 2, wherein the annular groove has a groove width greater than the thickness of the locking snap ring by 0.5 to 1 mm.
5. A cylinder locking device according to claim 1 in which the inner side of the locking collar is a gripping surface which mates with a gripping surface on the cylinder.
6. The cylinder locking device according to claim 1, wherein a stepped hole is formed through a side wall of the locking snap ring, the stepped hole comprises a small-diameter through hole located on an outer side and a large-diameter through hole located on an inner side, the diameter of the small-diameter through hole is smaller than the nut diameter of the fastening screw, and the diameter of the large-diameter through hole is larger than the nut diameter of the fastening screw; when the fastening screw, the locking screw and the locking snap ring are all screwed in place, the nut of the locking screw does not exceed the clamping surface.
7. A cylinder locking device as claimed in claim 6, wherein the locking screw has an external thread at its middle part and an internal thread at its end, the external thread is engaged with the threaded hole, the internal thread is engaged with the fastening screw, the outer wall of the end of the locking screw is a cylindrical surface having an outer diameter smaller than the inner diameter of the small-diameter through hole, and the depth of the cylindrical surface is greater than the depth of the small-diameter through hole.
8. A cylinder lock according to claim 7, wherein the outer diameter of the cylindrical surface is 0.5mm to 1mm smaller than the diameter of the small diameter through hole, and the depth of the cylindrical surface is 0.5mm to 1mm greater than the depth of the small diameter through hole.
9. The cylinder locking device of claim 1, wherein the support frame and the locking screw are made of alloy steel.
10. A cylinder locking device as claimed in claim 1, wherein the surface hardness of the locking snap ring is lower than the surface hardness of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120771981.5U CN214998710U (en) | 2021-04-15 | 2021-04-15 | Cylinder locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120771981.5U CN214998710U (en) | 2021-04-15 | 2021-04-15 | Cylinder locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214998710U true CN214998710U (en) | 2021-12-03 |
Family
ID=79137423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120771981.5U Active CN214998710U (en) | 2021-04-15 | 2021-04-15 | Cylinder locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214998710U (en) |
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2021
- 2021-04-15 CN CN202120771981.5U patent/CN214998710U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230828 Address after: 300180, No. 168 Jintang Road, Hedong District, Tianjin Patentee after: Tianjin Yaguang Technology Co.,Ltd. Address before: No.168, Jintang Road, Hedong District, Tianjin Patentee before: RESEARCH INSTITUTE OF PHYSICAL AND CHEMICAL ENGINEERING OF NUCLEAR INDUSTRY |
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| TR01 | Transfer of patent right |