CN207093753U - Sealing-plug - Google Patents
Sealing-plug Download PDFInfo
- Publication number
- CN207093753U CN207093753U CN201721070516.9U CN201721070516U CN207093753U CN 207093753 U CN207093753 U CN 207093753U CN 201721070516 U CN201721070516 U CN 201721070516U CN 207093753 U CN207093753 U CN 207093753U
- Authority
- CN
- China
- Prior art keywords
- plug
- sealing
- ground connection
- stopper rod
- screwed hole
- 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.)
- Active
Links
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
- Compressor (AREA)
Abstract
The utility model discloses a kind of sealing-plug, including：Plug head, stopper rod portion and cam portion, wherein, stopper rod portion is adapted to grafting with ground connection screwed hole, plug head is connected with the one end in stopper rod portion, cam portion is located at the outside wall surface in stopper rod portion, after being inserted in stopper rod portion in ground connection screwed hole, cam portion and plug head are divided into the both sides of compressor foot stool to clamp compressor foot stool.Lateral wall of the sealing-plug that this patent proposes in stopper rod portion is provided with cam portion, after stopper rod portion inserts ground connection screwed hole, cam portion and plug head are located at the both sides of compressor foot stool respectively, therefore, plug head and cam portion can be matched for clamping tightly compressor foot stool, so that sealing-plug is not easy to come off from compressor foot stool.
Description
Technical field
Compressor Technology field is the utility model is related to, more particularly to a kind of sealing-plug.
Background technology
Compressor is typically made up of metallic element, usually avoids compressor that Danger Electric shock risk occurs in the course of the work,
Client can be in ground connection screwed hole installation earth lead.
However, compressor is in process of production, it is necessary to its surface lacquer antirust treatment, and to its surface lacquer process
In just have paint enter ground connection screwed hole in, install ground lead when can then cause ground lead conductive effect bad, exist tactile
It is electric dangerous.To meet to be grounded after compressor application screwed hole and region surface without paint, can typically be connect before compressor spray painting at it
Installation ground connection plug in ground screwed hole, removing ground connection plug hole to ensure compressor after application can still meet to be grounded screwed hole
Conductive effect.
After existing ground connection plug is fixed with compressor foot stool, ground connection plug is only matched somebody with somebody by stopper rod and ground connection screwed hole interference
Close, therefore existing ground connection plug is low with the bond strength of compressor foot stool, causes existing ground connection plug to exist and easily comes off
The problem of.
Utility model content
Main purpose of the present utility model is to propose a kind of sealing-plug, it is intended to improves the combination of sealing-plug and compressor foot stool
Intensity.
To achieve the above object, the utility model proposes sealing-plug, the ground connection screw thread for grafting hermetic compressor foot stool
Hole, the sealing-plug include：Stopper rod portion, it is adapted to the ground connection screwed hole grafting；Plug head, one end phase with the stopper rod portion
Even；And cam portion, the cam portion are located at the outside wall surface in the stopper rod portion, to insert the ground connection screw thread in the stopper rod portion
After in hole, the cam portion and the plug head are divided into the both sides of the compressor foot stool to clamp the compressor foot stool.
Preferably, the sealing-plug also includes annular seal, and it is close that the annular seal is convexly equipped in the plug head
The lower surface in the stopper rod portion, and set around the stopper rod portion.
Preferably, the stopper rod portion includes the cooperation section in the ground connection screwed hole and passes the ground connection screwed hole
And positioned at the inserting paragraph of the compressor foot stool side；The cross-sectional area of the inserting paragraph from its with it is described cooperation section be connected one
Hold to its one end away from the cooperation section and taper off setting.
Preferably, the cam portion is set in a ring, and the cam portion is around the periphery wall for being fixed on the inserting paragraph
On.
Preferably, the cam portion has spigot surface, to be guided when being inserted in the stopper rod portion in the ground connection screwed hole
The cam portion enters the ground connection screwed hole, and the spigot surface and the periphery wall of the inserting paragraph are in smoothing junction.
Preferably, the cam portion also has face of only supporting, described only to support face with the spigot surface close to the cooperation section
Side is connected, described only to support that face is spacing is connected to the compressor after in the stopper rod portion insertion ground connection screwed hole
Foot stool is backwards to the side of the plug head.
Preferably, the spigot surface is plane or cambered surface, and/or, described is only plane or cambered surface to face.
Preferably, the length for coordinating section is less than or equal to the hole depth of the ground connection screwed hole.
Preferably, the diameter for coordinating section is more than the aperture of the ground connection screwed hole.
Preferably, the thickness range of the plug head is 2mm to 4mm.
The utility model proposes sealing-plug cam portion is provided with by the lateral wall in stopper rod portion so that when stopper rod portion insert
After being grounded screwed hole, stopper rod portion and ground connection screwed hole interference fit between plug head and cam portion, so as to avoid sealing-plug
Horizontal direction is rocked；Importantly, after stopper rod portion inserts ground connection screwed hole, plug head and cam portion are respectively positioned at compression
The both sides of under-chassis frame, plug head can clamp compressor foot stool with cam portion, so as to avoid the motion of sealing-plug vertical direction,
Therefore, fixation of the sealing-plug that this patent proposes with being grounded screwed hole is more close, it is not easy to is come off from ground connection screwed hole.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is plug construction schematic diagram in the prior art；
Fig. 2 is the structural representation of the utility model sealing-plug first embodiment；
Fig. 3 is the structural representation of the utility model sealing-plug second embodiment；
The sealing-plug that Fig. 4 is Fig. 2 and the structural representation after the installation of compressor foot stool.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 10 | Sealing-plug | 400 | Annular seal |
| 20 | Compressor foot stool | 110 | Coordinate section |
| 100 | Stopper rod portion | 120 | Inserting paragraph |
| 200 | Plug head | 310 | Spigot surface |
| 300 | Cam portion | 320 | Only support face |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of sealing-plug, the bond strength of the sealing-plug and compressor foot stool is high, it is not easy to comes off.
In the utility model embodiment, as shown in Figures 1 to 4, the sealing-plug 10 includes：Stopper rod portion 100, plug head
200 and cam portion 300, wherein, stopper rod portion 100 be adapted to the ground connection screwed hole grafting, plug head 200 and the stopper rod portion
100 one end is connected, and cam portion 300 is located at the outside wall surface in the stopper rod portion 100, to insert described connect in the stopper rod portion 100
After in ground screwed hole, the cam portion 300 is divided into the both sides of the compressor foot stool 20 to clamp with the plug head 200
State compressor foot stool 20.
Caducous principle is not allowed to be described in detail this patent sealing-plug in conjunction with Fig. 1 and Fig. 2.Existing sealing-plug
10' as shown in figure 1, existing sealing-plug 10' only by stopper rod portion 100' with ground connection screwed hole be interference fitted, stopper rod portion 100' with
The bonding strength being grounded between screwed hole is relatively low, and so when plug head 200' is hit, sealing-plug 10 is easily from ground connection spiral shell
Come off in pit.
The sealing-plug that this patent proposes is as shown in Fig. 2 lateral wall of the sealing-plug 10 in stopper rod portion 100 that this patent proposes is set
Have cam portion 300, after stopper rod portion 100 inserts ground connection screwed hole, stopper rod portion 100 between plug head 200 and cam portion 300 with
Screwed hole interference fit is grounded, so as to avoid rocking for the horizontal direction of sealing-plug 10；Plug head 200 and cam portion 300 are distinguished
Positioned at the both sides of compressor foot stool 20, plug head 200 clamps compressor foot stool 20 with cam portion 300, so as to avoid sealing-plug
The motion of 10 vertical directions so that sealing-plug 10 and be grounded screwed hole fixation it is more close, sealing-plug 10 be not easy from
Come off on compressor foot stool 20.
In addition, this patent considers that the size of the existing plug head 200 of sealing-plug 10 is larger, thickness is thicker, comes off
Probability it is higher, in order to further reduce the probability that sealing-plug 10 comes off, in the embodiment of this patent one, by plug head 200
Thickness is thinned, and specifically, the thickness range of plug head 200 is 2mm to 4mm, can so reduce the body of plug head 200
Product, avoids plug head 200 from being impacted and come off.
Fig. 2 is refer to, the sealing after grafting is adapted to ground connection screwed hole to improve sealing-plug 10, avoids paint from penetrating into
Screwed hole is grounded, in the embodiment of this patent one, the sealing-plug 10 also includes annular seal 400, the annular seal 400
The plug head 200 is convexly equipped in close to the lower surface in the stopper rod portion 100, and annular seal 400 is around the stopper rod portion 100
Set.
After being sealed due to sealing-plug 10 with ground connection screwed hole, elastic deformation can occur for the plug head 200 of sealing-plug 10, and this is specially
Profit is convexly equipped with annular seal 400 in the lower surface of plug head 200, in this way, annular seal 400 can make up plug head 200
Deformation so that plug head 200 and the ground connection screwed hole of compressor foot stool 20 are brought into close contact.Specifically, the annular seal
400 cross section can be trapezoidal, rectangle etc..
Deformed for the ease of annular seal 400, ensure the sealing effectiveness of annular seal 400, implement in this patent one
In example, the outward flange of the annular seal 400 is set with the outward flange of the plug head 200 in concordant, due to ring packing
The outward flange of plate 400 is set with the outward flange of the plug head 200 in concordant, therefore annular seal 400 and the stopper rod portion
It is set in distance between 100 outside wall surface, so, it is possible to improve the flexibility of annular seal 400 so that annular seal 400
What is be bonded with compressor foot stool 20 is more close.
The structure in the stopper rod portion 100 of this patent sealing-plug 10 is described in detail in conjunction with Fig. 2, stopper rod portion 100 includes matching somebody with somebody
Section 110 and inserting paragraph 120 are closed, wherein, coordinate the adaptation of section 110 to be plugged in the ground connection screwed hole, the inserting paragraph 120 is located at
The side of the compressor foot stool 20.In order to facilitate the insertion of stopper rod portion 100 screwed hole, inserting paragraph 120 is transversal in the present embodiment
Area tapers off setting with described one end for be connected of cooperation section 110 from it to it away from described one end for coordinating section 110.Specifically
Ground, inserting paragraph 120 are set in circular cone structure, can so facilitate the close insertion of stopper rod portion 100 ground connection screwed hole.
In order to improve the clamping force between cam portion 300 and plug head 200, in the embodiment of this patent one, the cam portion
300 are set and the cam portion 300 is around being fixed on the periphery wall of the inserting paragraph 120 in a ring.Because cam portion 300 is in
Annular, in this way, after sealing-plug 10 loads ground connection screwed hole, cam portion 300 and the contact area of compressor foot stool 20 are bigger, from
And active force of the cam portion 300 to compressor foot stool 20 can be improved, and then improve between cam portion 300 and plug head 200
Clamping force, the final difficulty that comes off for improving sealing-plug 10.
The design not limited to this of right this patent, in other embodiments, cam portion 300 is also provided with multiple and multiple
Cam portion 300 is arranged at intervals on the periphery wall of inserting paragraph 120.
Cam portion 300 stops that stopper rod portion 100 is grounded during loading ground connection screwed hole in order to avoid sealing-plug 10
Screwed hole, in the embodiment of this patent one, the cam portion 300 has spigot surface 310, the spigot surface 310 and the inserting paragraph
120 periphery wall is in smoothing junction.
In order that compression under-chassis can be clamped by obtaining cam portion 300 and plug head 200 after the loading ground connection screwed hole of sealing-plug 10
Frame 20, the cam portion 300 also has face 320 of only supporting, described only to support face 320 with the spigot surface 310 close to the cooperation section
110 side is connected, described only to support that face 320 is spacing is connected to after being inserted in the stopper rod portion 100 in the ground connection screwed hole
The compressor foot stool 20 is backwards to the side of the plug head 200.
The structure in cam portion 300 is further detailed in conjunction with Fig. 2 and Fig. 3, the spigot surface in the cam portion 300
310 can be plane or cambered surface, and/or, the face 320 of only supporting in the cam portion 300 can also be plane or cambered surface.
Specifically, Fig. 2 is refer to, in this patent first embodiment, the cross section in cam portion 300 is right angled triangle,
In this way, spigot surface 310 and only to face 320 be plane；Fig. 3 is refer to, in this patent second embodiment, cam portion 300
Cross section is semicircle, in this way, spigot surface 310 and only to face 320 be cambered surface；Only face 320 and chock plug are supported in what plane was set
Clamping force between portion 200 is bigger, and sealing-plug 10 is not allowed easy to fall off；Only it is easy in what cambered surface was set to face 320 in painting process
Sealing-plug 10 is extracted after end.
The design not limited to this of right this patent, in other embodiments, the spigot surface 310 in cam portion is plane, only to face
320 be cambered surface；Only it is plane to face 320 or the spigot surface 310 in cam portion is cambered surface.
Illustrated in conjunction with the size of Fig. 2 and Fig. 4 various pieces of sealing-plug 10 proposed to this patent, wherein, coordinate
A diameter of D of section 1101, a diameter of D in cam portion 3002, a diameter of D of plug head 2003；The length for coordinating section 110 is T1, it is close
The overall length of blocking 10 is T2, in order that coordinating section 110 and ground connection screwed hole interference fit, the diameter D for coordinating section 1101It is more than
The aperture of the ground connection screwed hole；After being adapted to insertion ground connection screwed hole in view of sealing-plug 10, annular seal 400 can compress change
Shape, therefore, the length T for coordinating section 1101Less than or equal to the hole depth T of the ground connection screwed hole0。
As a kind of preferred embodiment, blind hole is further opened with the plug head 200, the depth of blind hole is T3, open up blind hole
The materials'use amount of plug head 200 can not only be reduced afterwards, additionally it is possible to improve the flexibility of plug head 200 so that sealing-plug 10 is more
Easily insertion ground connection screwed hole.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content
Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of sealing-plug, the ground connection screwed hole for grafting hermetic compressor foot stool, it is characterised in that the sealing-plug bag
Include：
Stopper rod portion, it is adapted to the ground connection screwed hole grafting；
Plug head, it is connected with the one end in the stopper rod portion；And
Cam portion, the cam portion are located at the outside wall surface in the stopper rod portion, to insert the ground connection screwed hole in the stopper rod portion
After interior, the cam portion and the plug head are divided into the both sides of the compressor foot stool to clamp the compressor foot stool.
2. sealing-plug as claimed in claim 1, it is characterised in that the sealing-plug also includes annular seal, the annular
Sealing is convexly equipped in the plug head close to the lower surface in the stopper rod portion, and is set around the stopper rod portion.
3. sealing-plug as claimed in claim 2, it is characterised in that the stopper rod portion is included in the ground connection screwed hole
Coordinate section and pass the ground connection screwed hole and be located at the inserting paragraph of the compressor foot stool side；
The cross-sectional area of the inserting paragraph is in away from described one end for coordinating section to it with described one end for be connected of cooperation section from it
Successively decrease setting.
4. sealing-plug as claimed in claim 3, it is characterised in that the cam portion is set in a ring, and cam portion ring
Around being fixed on the periphery wall of the inserting paragraph.
5. sealing-plug as claimed in claim 4, it is characterised in that the cam portion has spigot surface, with the stopper rod portion
The cam portion is guided to enter the ground connection screwed hole, the spigot surface and the inserting paragraph when inserting in the ground connection screwed hole
Periphery wall it is in smoothing junction.
6. sealing-plug as claimed in claim 5, it is characterised in that the cam portion, which also has, only supports face, it is described only to face and
The spigot surface is connected close to the side of the cooperation section, described after in the stopper rod portion insertion ground connection screwed hole
Only support that face is spacing is connected to the compressor foot stool backwards to the side of the plug head.
7. sealing-plug as claimed in claim 6, it is characterised in that the spigot surface is plane or cambered surface, and/or, it is described only
It is plane or cambered surface to face.
8. sealing-plug as claimed in claim 3, it is characterised in that the length for coordinating section is less than or equal to the ground connection spiral shell
The hole depth of pit.
9. sealing-plug as claimed in claim 3, it is characterised in that the diameter for coordinating section is more than the ground connection screwed hole
Aperture.
10. sealing-plug as claimed in claim 1, it is characterised in that the thickness range of the plug head is 2mm to 4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070516.9U CN207093753U (en) | 2017-08-24 | 2017-08-24 | Sealing-plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070516.9U CN207093753U (en) | 2017-08-24 | 2017-08-24 | Sealing-plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207093753U true CN207093753U (en) | 2018-03-13 |
Family
ID=61539962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721070516.9U Active CN207093753U (en) | 2017-08-24 | 2017-08-24 | Sealing-plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207093753U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460111A (en) * | 2020-11-21 | 2021-03-09 | 宝勋精密螺丝(浙江)有限公司 | Self-drilling screw |
-
2017
- 2017-08-24 CN CN201721070516.9U patent/CN207093753U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460111A (en) * | 2020-11-21 | 2021-03-09 | 宝勋精密螺丝(浙江)有限公司 | Self-drilling screw |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207093753U (en) | Sealing-plug | |
| CN206472417U (en) | A kind of waterproof batch meter | |
| CN209956547U (en) | Special high strength packing bottle of cosmetics | |
| US20110000912A1 (en) | Container, Set Comprising a Ring, a Foil and a Lid, a Preset Therefor, and a Method for Producing the Set for the Container | |
| CN204300570U (en) | A kind of flared tube conical surface sealing structure | |
| CN107781279A (en) | A kind of anti-theft bolt | |
| CN205806467U (en) | A kind of linear sealing plugging leather cup | |
| CN104279382A (en) | Welding neck flange | |
| CN208793852U (en) | Pipe flange | |
| CN105065884A (en) | Wall-hanging unit for panel display device | |
| CN106368336A (en) | Embedded double-feeding insulation board fixed-connection device | |
| CN206864657U (en) | A kind of firm type cable plug head | |
| CN205742287U (en) | With the well lid of reinforcement in a kind of installation foundation | |
| CN206110375U (en) | Pre -buried pair of feeding heated board fixed connection device | |
| CN220382206U (en) | Sealing structure and lithium battery cover plate | |
| CN206398220U (en) | Pipe joint, tube joint assembly and air conditioner | |
| CN217420023U (en) | Structure for improving plugging mode of engineering construction hole | |
| CN104948557B (en) | Bolt column, display device and method for riveting bolt column to back plate | |
| CN204187174U (en) | Welding neckflange | |
| CN203900342U (en) | Clamping tool for cold joint | |
| CN103925571B (en) | Lamp power supply and installation method thereof | |
| CN105081150B (en) | Clamping tool for cold joint | |
| CN207195076U (en) | A kind of igniter for preventing core slackness | |
| CN202673931U (en) | Alloy laminate nail | |
| CN208348739U (en) | A kind of pipe fitting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |