CN208651836U - A kind of electrical engineering shockproof service sleeve - Google Patents
A kind of electrical engineering shockproof service sleeve Download PDFInfo
- Publication number
- CN208651836U CN208651836U CN201821252739.1U CN201821252739U CN208651836U CN 208651836 U CN208651836 U CN 208651836U CN 201821252739 U CN201821252739 U CN 201821252739U CN 208651836 U CN208651836 U CN 208651836U
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- CN
- China
- Prior art keywords
- pipe
- tapered sleeve
- built
- flange
- card slot
- 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.)
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Abstract
The utility model relates to service sleeve technical fields, more particularly to a kind of electrical engineering shockproof service sleeve, including built-in pipe, tapered sleeve, locating snap ring, compressed spring, penetration pipe, built-in pipe is equipped with card slot, and both ends are equipped with flange, flange is equipped with counterbore, tapered sleeve is fastened in card slot, which is provided with inserting hole, and locating snap ring is arranged in counterbore, compressed spring is arranged in built-in pipe, and penetration pipe is equipped with threading groove.The utility model setting tapered sleeve is fastened on built-in pipe in card slot, when built-in pipe receives radial stress, since card slot inner wall is truncated cone-shaped, by generation to the axial stress of tapered sleeve, driving tapered sleeve slides in card slot pre-buried inside pipe wall along its axial direction at this time, to avoid extruding of the stress to tapered sleeve, it causes tapered sleeve to deform, and since tapered sleeve slides axially always, ensure that the concentricity of tapered sleeve and penetration pipe, offset deviation is generated when realization prevents wire body from installing, while improving the shockproof properties of built-in pipe.
Description
Technical field
The utility model relates to service sleeve technical fields, and in particular to a kind of electrical engineering shockproof service sleeve.
Background technique
Service sleeve is that the reserved hole of the components such as brick wall, concrete beam, concrete wall is passed through for pipe, be suitable for electrical engineering,
The pipelines such as people's air defense, underground engineering, chemical industry, steel, tap water, sewage treatment wall through walls requires in place of tight waterproof.It is general pre-buried
The caliber of casing two specifications bigger than the caliber of the pipe of component to be passed through.
Pipeline is pierced by applying man-hour requirement by existing electrical engineering out of service sleeve, the service sleeve made in this way it is coaxial
Spend more demanding, and in practice of construction, service sleeve is generally located on brick wall or on concrete wall, due to brick wall or mixed
When solidifying cob wall construction, the radial stress to service sleeve can be generated, so that service sleeve is generated extruding, so that service sleeve be made to generate
Certain displacement, when leading to threading, wire body generates deviation, influences to construct.
Utility model content
The purpose of the utility model is to overcome problems of the prior art, provide a kind of electrical engineering shockproof
Service sleeve, it may be implemented to remain coaxial with penetration pipe, and deviation is generated when preventing wire body from installing.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions
:
A kind of electrical engineering shockproof service sleeve comprising:
Built-in pipe, the built-in pipe on be coaxially provided with through-hole form, the card slot of truncated cone-shaped, axial ends is each coaxially to be set
The flange that oriented its radial outside extends is coaxially provided with the counterbore extended in card slot on the flange；
Tapered sleeve, the tapered sleeve are fastened in card slot and are adapted to card slot inner wall, are coaxially provided with the interspersed of through-hole form thereon
Hole；
Locating snap ring, the locating snap ring are co-axially located in counterbore and are applicable in counterbore inner wall and be threadedly coupled；
Compressed spring, the compressed spring are arranged in built-in pipe and between locating snap ring and tapered sleeve, and one end is affixed
On the locating snap ring, the other end supports the tapered sleeve；
Penetration pipe there are two the penetration pipe is set, is locked on the flange by retaining mechanism respectively, which is provided with
The tapered sleeve is coaxial, through-hole form threading groove.
Preferably, the tapered sleeve is 65mn material.
Further, the retaining mechanism includes at least two symmetrical along flanged shaft and be arranged in short on flange
Axis, the bar blocks being rotatably connected in the short axle, penetration pipe axial direction one end be equipped with to its radial outside extend
Annular protrusion, is provided with compatible with bar blocks shape, through-hole form slot on the annular protrusion, and the short axle can be from
By by slot, the bar blocks pass through after slot and rotate, and the annular protrusion is locked on flange.
Further, the bar blocks are connect by screw with short axle, and the bar blocks can be freely rotated.
Further, the mounting groove for annular protrusion engaging is provided on the flange.
The utility model has the beneficial effects that setting tapered sleeve is fastened on built-in pipe in card slot, when built-in pipe receives radial answer
When power, since card slot inner wall is truncated cone-shaped, pre-buried inside pipe wall drives tapered sleeve along its axis by generation to the axial stress of tapered sleeve at this time
It is slided in card slot, to avoid stress from causing tapered sleeve to deform the extruding of tapered sleeve, and since tapered sleeve is always along axial cunning
It is dynamic, it ensure that the concentricity of tapered sleeve and penetration pipe, realization generates offset deviation when preventing wire body from installing, while improving built-in pipe
Shockproof properties；Penetration pipe is locked on flange by setting retaining mechanism, enables penetration pipe secondary use, more in the prior art,
Penetration pipe is an integral structure with built-in pipe, can reduce use cost, is convenient for secondary use penetration pipe；Setting tapered sleeve is 65mn
Material restore tapered sleeve can automatically by after larger stress deformation since 65mn material is excellent spring steel material；It is arranged convex
Mounting groove engages annular protrusion on edge, and penetration pipe and tapered sleeve is made to keep good concentricity, convenient for threading construction.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the stereochemical structure perspective view of the explosion in Fig. 1；
Fig. 3 is the schematic perspective view of built-in pipe in the utility model；
Fig. 4 is the cross section stereo schematic structural cross-sectional view in Fig. 3 at A-A；
In attached drawing, component representated by each label is as follows:
1- built-in pipe, 2- card slot, 3- flange, 4- counterbore, 5- tapered sleeve, 6- inserting hole, 7- locating snap ring, 8- locating snap ring, 9- pressure
Contracting spring, 10- penetration pipe, 11- threading groove, 12- short axle, 13- bar blocks, 14- annular protrusion, 15- slot, 16- mounting groove.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face will combine the attached drawing in the utility model embodiment, carry out to the technical scheme in the embodiment of the utility model clear, complete
Ground description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Base
In the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, fall within the protection scope of the utility model.
In the description of the utility model, it should be noted that the side of the instructions such as term "vertical", "upper", "lower", "horizontal"
Position or positional relationship be orientation based on the figure or positional relationship, be merely for convenience of description this it is practical and simplification retouch
State, rather than indicate or imply that signified device or element must have a particular orientation, with specific orientation construction and
Operation, therefore should not be understood as limiting the present invention.In addition, " first ", " second ", " third ", " the 4th " are only used for
Purpose is described, and should not be understood as indicating or implying relative importance.
In the description of the utility model, it is also necessary to which explanation " is set unless otherwise specific regulation and limitation, term
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or be integrally connected, it can be mechanical connection, be also possible to be electrically connected, can be and be directly connected to, be also possible to through intermediate matchmaker
It is situated between and is connected, can be the connection inside two elements.It for the ordinary skill in the art, can be as the case may be
Understand the concrete meaning of above-mentioned term in the present invention.
A kind of electrical engineering shockproof service sleeve as shown in Figs 1-4 comprising:
Built-in pipe 1, through-hole form, truncated cone-shaped card slot 2 is coaxially provided on the built-in pipe 1, and axial ends is each same
Axis is equipped with the flange 3 extended to its radial outside, is coaxially provided with the counterbore 4 extended in card slot 2 on the flange 3, preferably may be used
Flange 3 and built-in pipe 1 is integrally formed, convenient for the installation of built-in pipe 1；
Tapered sleeve 5, the tapered sleeve 5 are fastened in card slot 2 and are adapted to 2 inner wall of card slot, are coaxially provided with through-hole form thereon
Inserting hole 6；
Locating snap ring 7,8, the locating snap ring 7,8 are co-axially located in counterbore 4 and are applicable in 4 inner wall of counterbore and be threadedly coupled；
The one in built-in pipe 1 and between locating snap ring 7,8 and tapered sleeve 5 is arranged in compressed spring 9, the compressed spring 9
End is fixed on the locating snap ring 7,8, and the other end supports the tapered sleeve 5；
Penetration pipe 10 there are two the penetration pipe 10 is set, is locked on the flange 3 by retaining mechanism, thereon respectively
Equipped with the tapered sleeve 5 is coaxial, threading groove 11 of through-hole form.
The tapered sleeve 5 is 65mn material.
The retaining mechanism include at least two along 3 axisymmetrical of flange and be arranged on flange 3 short axle 12, rotation
The ring extended to its radial outside that the axial one end of the bar blocks 13 that are connected in the short axle 12, the penetration pipe 10 is equipped with
Shape protrusion 14 is provided with compatible with 13 shape of bar blocks, through-hole form slot 15 on the annular protrusion 14, described short
Axis 12 can pass freely through slot 15, and the bar blocks 13 pass through after slot 15 and rotate, and the annular protrusion 14 is locked at flange 3
On.
The bar blocks 13 are connect by screw with short axle 12, and the bar blocks 13 can be freely rotated, by the way that spiral shell is arranged
Nail, is limited in bar blocks 13 in short axle 12, and can rotate in short axle 12, realizes the rotation connection of itself and short axle 12.
The mounting groove 16 engaged for annular protrusion 14 is provided on the flange 3.
The utility model is when in use: when construction, built-in pipe is embedded on brick wall, concrete wall or floor first,
And brick wall, concrete wall or the outside on floor is arranged in flange, then penetration pipe is fastened in mounting groove, in snap-fitting process,
Bar blocks pass freely through the slot on annular protrusion, after being engaging in place, rotate bar blocks for annular protrusion and are locked at mounting groove
It is interior, it is locked at penetration pipe on flange, when threading, by pipeline via interspersed in tapered sleeve out of side penetration pipe threading groove
Hole is inserted into the threading groove of other side penetration pipe, then pipeline is connected on exterior tubing, that is, complete the interspersed operation of pipeline.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of electrical engineering shockproof service sleeve, characterized in that it comprises:
Built-in pipe (1) is coaxially provided with through-hole form, truncated cone-shaped card slot (2) on the built-in pipe (1), and axial ends is each
It is coaxially provided with the flange (3) extended to its radial outside, is coaxially provided with the counterbore extended in card slot (2) on the flange (3)
(4)；
Tapered sleeve (5), the tapered sleeve (5) are fastened in card slot (2) and are adapted to card slot (2) inner wall, are coaxially provided with through-hole shape thereon
The inserting hole (6) of formula；
Locating snap ring (7,8), the locating snap ring (7,8), which is co-axially located in counterbore (4) and is applicable in screw thread with counterbore (4) inner wall, to be connected
It connects；
Compressed spring (9), the compressed spring (9) setting in built-in pipe (1) and be located at locating snap ring (7,8) and tapered sleeve (5) it
Between, one end is fixed on the locating snap ring (7,8), and the other end supports the tapered sleeve (5)；
Penetration pipe (10), the penetration pipe (10) are locked on the flange (3) by retaining mechanism respectively there are two setting,
It is equipped with and the tapered sleeve (5) is coaxial, threading groove (11) of through-hole form.
2. a kind of electrical engineering shockproof service sleeve according to claim 1, which is characterized in that the tapered sleeve (5)
For 65mn material.
3. a kind of electrical engineering shockproof service sleeve according to claim 1, which is characterized in that the retaining mechanism
Including at least two along flange (3) axisymmetrical and short axle (12) on flange (3) be set, be rotatably connected on the short axle
(12) annular protrusion extended to its radial outside that axial one end of bar blocks (13), the penetration pipe (10) on is equipped with
(14), compatible with bar blocks (13) shape, through-hole form slot (15) is provided on the annular protrusion (14), it is described short
Axis (12) can pass freely through slot (15), and the bar blocks (13) afterwards and are rotated by slot (15), by the annular protrusion (14)
It is locked on flange (3).
4. a kind of electrical engineering shockproof service sleeve according to claim 3, which is characterized in that the bar blocks
(13) it is connect by screw with short axle (12), and the bar blocks (13) can be freely rotated.
5. a kind of electrical engineering shockproof service sleeve according to claim 3, which is characterized in that the flange (3)
On be provided with for annular protrusion (14) engaging mounting groove (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252739.1U CN208651836U (en) | 2018-08-03 | 2018-08-03 | A kind of electrical engineering shockproof service sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252739.1U CN208651836U (en) | 2018-08-03 | 2018-08-03 | A kind of electrical engineering shockproof service sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651836U true CN208651836U (en) | 2019-03-26 |
Family
ID=65788666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821252739.1U Expired - Fee Related CN208651836U (en) | 2018-08-03 | 2018-08-03 | A kind of electrical engineering shockproof service sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115788816A (en) * | 2022-12-23 | 2023-03-14 | 中山市宝悦嘉电子有限公司 | Automatic metering equipment for adding developing liquid medicine |
-
2018
- 2018-08-03 CN CN201821252739.1U patent/CN208651836U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115788816A (en) * | 2022-12-23 | 2023-03-14 | 中山市宝悦嘉电子有限公司 | Automatic metering equipment for adding developing liquid medicine |
| CN115788816B (en) * | 2022-12-23 | 2024-02-02 | 中山市宝悦嘉电子有限公司 | Automatic metering equipment for adding developing liquid medicine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |