CN203717906U - Anti-dislocation sealing gasket - Google Patents
Anti-dislocation sealing gasket Download PDFInfo
- Publication number
- CN203717906U CN203717906U CN201320872812.6U CN201320872812U CN203717906U CN 203717906 U CN203717906 U CN 203717906U CN 201320872812 U CN201320872812 U CN 201320872812U CN 203717906 U CN203717906 U CN 203717906U
- Authority
- CN
- China
- Prior art keywords
- bolt
- dislocation
- lamellasome
- hole
- gasket seal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 19
- 239000000565 sealant Substances 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model relates to an anti-dislocation sealing gasket. The anti-dislocation sealing gasket is formed by sequentially stacking a plurality of layers of sheet bodies with bolt holes; the hole wall of a bolt hole in each layer is provided with bulges which can be clamped in thread gaps of a bolt; the bulges are arranged in a staggered way on all layers and are spirally arranged to adapt to threads of the bolt from top to bottom. The thickness of each layer of sheet body is in relevance correspondence to the thread pitch of the bolt for fastening the sealing gasket; through the thickness difference of the sheet bodies, the bulges are spirally arranged and are spirally meshed with the threads of the bolt, so that accurate positioning is ensured and the threads of the bolt cannot be damaged. The anti-dislocation sealing gasket is simple in structure and convenient to use, the dislocation of the gasket is avoided, a sealing effect is guaranteed, and the threads of the fastening bolt cannot be damaged.
Description
Technical field
The utility model relates to pad field, specifically a kind of Anti-dislocation gasket seal.
Background technique
The gasket seal in strap bolt hole relies on Bolt to position, and Bolt to position part is mostly worm structure, and gasket seal tends to occur dislocation because of the impact of matching gap and bolt thread.The dislocation of pad can make fluid circulating tube road occur convex-concave in the position of gasket seal, and this can have a huge impact swiftly flowing fluid in motor.Existing pad does not have the Anti-dislocation design in spacer bolt hole mostly, and some metallic shims are designed with small embossment and screw-thread fit at bolt hole place, to tackle the problem of dislocation.But the small embossment of bolt hole place design and screw-thread fit are often extruded distortion again in the time of assembling, and the result is just the contrary.
Model utility content
The technical problems to be solved in the utility model be to provide a kind of simple in structure, easy to use, can avoid pad dislocation, ensure sealing effect and can not damage the Anti-dislocation gasket seal of clamping bolt screw thread.
For solving the problems of the technologies described above, the structural feature of the Anti-dislocation gasket seal of the present utility model lamellar body that to be described pad offer bolt hole by multilayer stacks gradually and forms, on the hole wall of each layer of bolt hole, be all processed with the projection in the thread pitch that can snap in bolt, each projection is staggered and present from top to bottom the helical adapting with the screw thread of bolt and arrange on each layer.
Adopt said structure, the thickness of every lamellasome should be associated corresponding with the pitch of fit sealing pad bolt used.Utilize the thickness difference of lamellar body, make to be screw arrangement between projection, the helical toothing of realization and bolt thread, accomplishes the accurate screw thread of locating and can not damage bolt.If the lamellar body with small embossment bolt hole is assembled continuously, the thickness δ=L/n of every lamellasome, the pitch of the bolt that wherein L is fastening gasket, n is the number of bolt hole projection.If clamping bolt pitch is larger, can be on pad between the tinsel with small embossment bolt hole the metallic shim with small embossment not, finally to guarantee to present between small embossment the screw arrangement corresponding with clamping bolt screw thread.
Because each lamellasome is subject to force direction difference in bolts assemblies process, the trend that relatively moves, that between each lamellasome, will fix is very firm, and relative displacement can not occur.Can adopt the mode being adhesively fixed, the mode that also can adopt bound edge to compress, the mode that also can adopt locating stud to locate.
As wherein a kind of means of fixation of each lamellasome, between described each lamellasome by the adhesive glue structure that is bonded as one.
As the another kind of means of fixation of each lamellasome, the edge that is positioned at the lamellar body of the bottom upwards turns down and is crimped on the edge of top layer lamellar body and forms bound edge.At least a slice of each lamellasome in the middle of being arranged in is provided with the annular that is centered around bolt hole border and heaves.In the time that pad is compacted, annular is heaved generation resiliently deformable, makes whole pad have certain elastic buffer power, ensures the soundness that pad is installed.
As another means of fixation of each lamellasome, on described every lamellasome, be all processed with the position correspondence of positioning hole on positioning hole and each lamellasome, in positioning hole, be coated with locating stud.
On described every lamellasome, offer respectively a positioning hole in the both sides of bolt hole, the position correspondence of two positioning holes on every lamellasome, installs respectively a locating stud in the positioning hole of both sides.
Because gasket seal is generally for sealing surface, in order to ensure the sealability of sealing surface, the lower surface bonds that is positioned at undermost lamellar body has sealant layer and sealing glue-line on the position corresponding with bolt hole, to offer glue-line hole.Sealant layer is set, further ensures the sealability of pad on sealing surface.Meanwhile, when using locating stud while positioning, the positioning hole of sealant layer on can shutoff orlop lamellar body, avoids fluid to infiltrate and causes leaking.
In sum, the beneficial effects of the utility model are: simple in structure, easy to use, can avoid pad dislocation, ensure sealing effect and can not damage clamping bolt screw thread.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation of a kind of mode of execution of the present utility model;
Fig. 2 is the enlarged diagram of broken circle A inner structure in Fig. 1;
Fig. 3 is the enlarged diagram of broken circle B inner structure in Fig. 1;
Fig. 4 is the structural representation of another kind of mode of execution of the present utility model;
Fig. 5 is the sectional structure enlarged diagram along C-C direction in Fig. 4;
Fig. 6 is the assembly structure schematic diagram of another mode of execution of the present utility model.
Embodiment
With reference to accompanying drawing, the lamellar body 1 that Anti-dislocation gasket seal of the present utility model offers bolt hole 10 by multilayer stacks gradually and forms, on the hole wall of each layer of bolt hole 10, be all processed with the projection 2 that can snap in bolt thread gap, each protruding 2 is staggered and present from top to bottom the helical adapting with the screw thread of bolt and arrange on each layer.The thickness of every lamellasome 1 should be associated corresponding with the pitch of fit sealing pad bolt used.Utilize the thickness difference of lamellar body, make to be screw arrangement between projection, the helical toothing of realization and bolt thread, accomplishes the accurate screw thread of locating and can not damage bolt.If the lamellar body with small embossment bolt hole is assembled continuously, the thickness δ=L/n of every lamellasome, the pitch of the bolt that wherein L is fastening gasket, n is the number of bolt hole projection.If clamping bolt pitch is larger, can be on pad between the tinsel with small embossment bolt hole the metallic shim with small embossment not, finally to guarantee to present between projection the screw arrangement corresponding with clamping bolt screw thread.
Because each lamellasome 1 is subject to force direction difference in bolts assemblies process, the trend that relatively moves, that between each lamellasome 1, will fix is very firm, and relative displacement can not occur.In the utility model, can adopt three kinds of means of fixation: the first is for being adhesively fixed, between each lamellasome 1 by the adhesive glue structure that is bonded as one; The second is that bound edge is fixed, and the edge that is positioned at the lamellar body 1 of the bottom upwards turns down and is crimped on the edge of top layer lamellar body 1 and forms bound edge 3; The third is locating stud location, on every lamellasome 1, is all processed with the position correspondence of positioning hole 5 on positioning hole 5 and each lamellasome 1, is coated with locating stud 6 in positioning hole 5.Wherein, be fixed in mode at bound edge, in order to ensure the elastic force of pad, as shown in Figure 5, at least a slice of the each lamellasome in the middle of being arranged in is provided with the annular that is centered around bolt hole 10 borders and heaves 4.In the time that pad is compacted, annular heaves 4 can produce resiliently deformable, makes whole pad have certain elastic buffer power, ensures the soundness that pad is installed.In locating stud location, in order to ensure the firm of location, as shown in Figure 6, on every lamellasome 1, offer respectively a positioning hole 5 in the both sides of bolt hole, the position correspondence of two positioning holes 5 on every lamellasome 1, installs respectively a locating stud 6 in the positioning hole 5 of both sides.
Because gasket seal is generally for sealing surface, in order to ensure the sealability of sealing surface, as shown in Figure 6, the lower surface bonds that is positioned at undermost lamellar body 1 has sealant layer 7 and sealing glue-line 7 on the position corresponding with bolt hole 10, to offer glue-line hole 70.Sealant layer 7 is set, further ensures the sealability of pad on sealing surface.Simultaneously, in the time that each lamellasome 1 uses locating stud 6 to position, the positioning hole 5 that the length of locating stud 6 arrives on orlop lamellar body 1 ends, and can not pass sealant layer 7, make the positioning hole 5 of sealant layer 7 on can shutoff orlop lamellar body 1, avoid fluid to infiltrate positioning hole 5 and cause leaking.This kind of structure need be used in the retainable environmential range of sealer performance.
In sum, the utility model is not limited to above-mentioned embodiment.Those skilled in the art, not departing under the prerequisite of spirit and scope of the present utility model, can do some changes and modification.Protection domain of the present utility model should be as the criterion with claim of the present utility model.
Claims (7)
1. an Anti-dislocation gasket seal, it is characterized in that lamellar body (1) that described pad offers bolt hole (10) by multilayer stacks gradually forms, on the hole wall of each layer of bolt hole (10), be all processed with the projection (2) that can snap in bolt thread gap, each projection (2) is staggered and present from top to bottom the helical adapting with the screw thread of bolt and arrange on each layer.
2. Anti-dislocation gasket seal as claimed in claim 1, is characterized in that between described each lamellasome (1) by the adhesive glue structure that is bonded as one.
3. Anti-dislocation gasket seal as claimed in claim 1, the edge that it is characterized in that being positioned at the lamellar body (1) of the bottom upwards turns down and is crimped on the edge of top layer lamellar body (1) and forms bound edge (3).
4. Anti-dislocation gasket seal as claimed in claim 3, at least a slice of the each lamellasome in the middle of it is characterized in that being arranged in is provided with the annular that is centered around bolt hole (10) border and heaves (4).
5. Anti-dislocation gasket seal as claimed in claim 1, is characterized in that being all processed with positioning hole (5) and the above position correspondence of positioning hole (5) of each lamellasome (1) on described every lamellasome (1), is coated with locating stud (6) in positioning hole (5).
6. Anti-dislocation gasket seal as claimed in claim 5, it is characterized in that described every lamellasome (1) above offers respectively a positioning hole (5) in the both sides of bolt hole, the position correspondence of two positioning holes (5) on every lamellasome (1), installs respectively a locating stud (6) in the positioning hole (5) of both sides.
7. the Anti-dislocation gasket seal as described in any one in claim 1-6, is characterized in that the lower surface bonds that is positioned at undermost lamellar body (1) has sealant layer (7) and sealing glue-line (7) on the position corresponding with bolt hole (10), to offer glue-line hole (70).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320872812.6U CN203717906U (en) | 2013-12-28 | 2013-12-28 | Anti-dislocation sealing gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320872812.6U CN203717906U (en) | 2013-12-28 | 2013-12-28 | Anti-dislocation sealing gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203717906U true CN203717906U (en) | 2014-07-16 |
Family
ID=51157059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320872812.6U Expired - Lifetime CN203717906U (en) | 2013-12-28 | 2013-12-28 | Anti-dislocation sealing gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203717906U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106257033A (en) * | 2015-06-19 | 2016-12-28 | 镇江耀华密封电器有限公司 | A kind of electromotor sealing cushion for cover |
| CN112065842A (en) * | 2020-09-09 | 2020-12-11 | 浙江南柯泰金属制品有限公司 | Locking metal packing ring that moves convenient to multilayer concatenation |
-
2013
- 2013-12-28 CN CN201320872812.6U patent/CN203717906U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106257033A (en) * | 2015-06-19 | 2016-12-28 | 镇江耀华密封电器有限公司 | A kind of electromotor sealing cushion for cover |
| CN112065842A (en) * | 2020-09-09 | 2020-12-11 | 浙江南柯泰金属制品有限公司 | Locking metal packing ring that moves convenient to multilayer concatenation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |