CN205244701U - Effective quick -operation joint of grain sample - Google Patents
Effective quick -operation joint of grain sample Download PDFInfo
- Publication number
- CN205244701U CN205244701U CN201520651684.1U CN201520651684U CN205244701U CN 205244701 U CN205244701 U CN 205244701U CN 201520651684 U CN201520651684 U CN 201520651684U CN 205244701 U CN205244701 U CN 205244701U
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- CN
- China
- Prior art keywords
- coupling
- nipple
- ball
- snap joint
- sleeve
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- 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 - Fee Related
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses an effective quick -operation joint of grain sample. This effective quick -operation joint of grain sample is divided by nipple, retaining ring, ball, sleeve, spring and the outer union six boards and forms, and retaining ring, ball, sleeve, spring are all installed on the outer union, and the one end of sample pipe is the outer union, and the other end is the nipple. Sections two, during sample union couplings, to gliding movable sleeve, the nipple that can easily manage a sample inserts the outer union that another sample was managed, and the sleeve is automatic re -setting under the spring force effect, connects very reliably. During the dismantlement, to gliding movable sleeve, can easily extract disconnect equally. The utility model discloses be applicable to very much sample tube coupling and being connected between the festival, the work efficiency that can improve grain sample ware greatly with reduce intensity of labour.
Description
Technical field
The utility model relates to grain inspection assay apparatus field, is specifically related to the effective snap joint of a kind of grain sampling.
Background technology
Along with the raising of domestic silo grain bulk height, the requirement of the sampling sharp-pointed tube sample degree of depth is developed into from 5 meters30 meters. Carry for convenience, sampling sharp-pointed tube is all set to more piece and forms, and between joint and joint, adopts and is threaded.
The sampling sharp-pointed tube that employing is threaded, skewer is got certain point and is needed when sample a joint one to save land under threaded together to manage,Skewer takes needs again a joint one tube drawing that unscrews that saves land after this point, then transfers to another sample point and repeatsState repeatedly the process of tightening, unscrewing. This process efficiency of repeatedly tightening, unscrewing is very low, and workIntensity is very large, directly causes sample inefficiency, and labour intensity is large.
Utility model content
The purpose of this utility model is to provide the effective snap joint of a kind of grain sampling, replaces existing screw threadConnect, improve sample efficiency, reduce labour intensity.
To achieve these goals, the utility model provides a kind of grain sampling effective snap joint, comprisesNipple, back-up ring, ball, sleeve, spring and coupling; Described back-up ring, ball, sleeve, springBe installed in coupling, described coupling and nipple are welded on respectively the two ends of piece-like tube, connect fastWhen head connects, the nipple of a piece-like tube is inserted in the coupling of another root piece-like tube.
Preferably, in described coupling, be provided with the step of mounting spring and the aperture of installation ball, described inThe wall thickness that ball place is installed in coupling is less than ball diameter.
Preferably, the aperture of described installation ball is outside taper, is uniformly distributed at circumferencial direction; InstituteState little hole number and be at least 2.
Preferably, be also provided with at nipple cylindrical the annular groove or and the ball number that coordinate with described apertureMeasure corresponding spherical groove.
Preferably, described jacket casing, in coupling, is provided with the annular protrusion of nip drum pearl, projection in sleeveUpper end is provided with guiding surface. In another embodiment, sleeve cylindrical is designed with annular knurl.
Preferably, described back-up ring is threaded connection and is installed on coupling top.
Preferably, described back-up ring is elastic spring in another embodiment, in corresponding coupling for itThe annular groove coordinating.
Preferably, described coupling inner headed face is axially arranged with protruding key, and quantity is at least one, at nippleCylindrical correspondence position is provided with keyway with matching.
Preferably, described protruding key designs in another embodiment on nipple cylindrical, and quantity is at least oneIndividual, be provided with keyway with matching at coupling inner circle correspondence position. In the 3rd embodiment, fastJoint does not design protruding key and keyway.
Preferably, described coupling lower end, the upper and lower two ends of nipple are provided with water conservancy diversion inclined-plane.
The utility model discloses the effective snap joint of a kind of grain sampling. This grain sampling is effective to be connect fastHead is made up of nipple, back-up ring, ball, sleeve, spring and coupling six parts, back-up ring, ball,Sleeve, spring are installed in coupling, and one end of piece-like tube is coupling, and the other end is nipple.When two joint piece-like tubes connect, down sliding sleeve, can insert the nipple of a piece-like tube like a corkThe coupling of another root piece-like tube, sleeve automatically resets under spring force effect, connects very reliable.When dismounting, same down sliding sleeve, can easily extract, and disconnects. The utility model is very suitableFor being connected between sample tube coupling and joint, can greatly improving the operating efficiency of grain sampling sharp-pointed tube and reduce laborFatigue resistance.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below willAccompanying drawing to required use in embodiment or description of the Prior Art is briefly described, apparently,Accompanying drawing in the following describes is only embodiment more of the present utility model, for ordinary skill peopleMember, is not paying under the prerequisite of creative work, can also obtain the attached of other according to these accompanying drawingsFigure.
The effective quick coupling structure schematic diagram of grain sampling that Fig. 1 the utility model provides;
The effective snap joint cross sectional representation of grain sampling that Fig. 2 the utility model provides;
Detailed description of the invention
The utility model discloses the effective snap joint of a kind of grain sampling.
Below in conjunction with the accompanying drawing in the utility model embodiment, to the technology in the utility model embodimentScheme is carried out clear, complete description, and obviously, described embodiment is only one of the utility modelDivide embodiment, instead of whole embodiment. Based on embodiment of the present utility model, the common skill in this areaArt personnel, not making under creative work prerequisite, can also obtain other technological achievement.
For prior art problem, the utility model provides a kind of grain sampling effective snap joint, asShown in Fig. 1, comprise nipple 1, back-up ring 2, ball 3, sleeve 4, spring 5 and coupling 6.
As shown in the figure, described back-up ring 2, ball 3, sleeve 4, spring 5 are installed in coupling 6,Coupling 6 and nipple 1 are welded on respectively joint piece-like tube two ends, snap joint connect time described in connect1 is inserted in coupling 6. In coupling 6, be provided with the step of mounting spring 5 and ball 3 is installedAperture, and the wall thickness that ball 3 places are installed in coupling 6 is less than ball 3 diameters. For ball 3 is freely rolledGo out, the aperture that ball 3 is installed is set to outside taper, is uniformly distributed at circumferencial direction, and quantity at leastBe 2, nipple 1 cylindrical correspondence position be provided with it the annular groove that coordinates or with ball quantity pairThe spherical groove of answering. Sleeve 4 is enclosed within coupling 6, is provided with the annular protrusion of nip drum pearl 3 in sleeve 4,Projection upper end is provided with guiding surface. In another embodiment, sleeve 4 cylindricals are designed with annular knurl.
Preferably, back-up ring 2 is threaded connection and is arranged on coupling 6 tops, and coupling 6 tops arrangeHave external screw thread, back-up ring 2 is provided with internal thread. In addition, back-up ring 2 is implemented another kind at another, is designed to steelSilk back-up ring is the annular groove coordinating with it in corresponding coupling 6. Coupling 6 inner headed faces are axialBe provided with protruding key, quantity is at least one, is provided with key with matching at nipple 1 cylindrical correspondence positionGroove. Certainly, protruding key is designed on the cylindrical of nipple 1 in another embodiment, and corresponding keywayIn coupling 6 inner circles. In the 3rd embodiment, snap joint does not design protruding key and keyway. Coupling 6Lower end, nipple are provided with water conservancy diversion inclined-plane A in two ends Shang Xia 1.
According to the utility model, in the time of actual sample operation, carry out in accordance with the following steps:
When two joint piece-like tubes connect, down sliding sleeve, can be like a cork by the nipple of a piece-like tubeInsert the coupling of another root piece-like tube, sleeve automatically resets under spring force effect, connects and very canLean on. When dismounting, same down sliding sleeve, can easily extract, and disconnects.
The utility model discloses the effective snap joint of a kind of grain sampling. This grain sampling is effective to be connect fastHead is made up of nipple, back-up ring, ball, sleeve, spring and coupling six parts, back-up ring, ball,Sleeve, spring are installed in coupling, and one end of piece-like tube is coupling, and the other end is nipple.When two joint piece-like tubes connect, down sliding sleeve, can insert the nipple of a piece-like tube like a corkThe coupling of another root piece-like tube, sleeve automatically resets under spring force effect, connects very reliable.When dismounting, same down sliding sleeve, can easily extract, and disconnects. The utility model is very suitableFor being connected between sample tube coupling and joint, can greatly improving the operating efficiency of grain sampling sharp-pointed tube and reduce laborFatigue resistance.
In this description, each embodiment adopts the mode of going forward one by one, what each embodiment stressed is withThe difference of other embodiment, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field can be realized or useThe utility model. To be aobvious for those skilled in the art to the multiple amendment of these embodimentAnd easily see, General Principle as defined herein can not depart from spirit or scope of the present utility modelSituation under, in other embodiments realize. Therefore, the utility model will can not be restricted to institute hereinThese embodiment that show, but to meet consistent with principle disclosed herein and features of novelty the widestScope.
Claims (10)
1. the effective snap joint of grain sampling, comprises nipple, back-up ring, ball, sleeve, spring and coupling; It is characterized in that described back-up ring, ball, sleeve, spring are installed in coupling, described coupling and nipple are welded on respectively the two ends of piece-like tube, and when piece-like tube connects, the nipple of a piece-like tube is inserted in the coupling of another root piece-like tube.
2. the effective snap joint of a kind of grain sampling according to claim 1, is characterized in that, is provided with the step of mounting spring and the aperture of installation ball in described coupling, and the wall thickness that ball place is installed in described coupling is less than ball diameter.
3. the effective snap joint of a kind of grain sampling according to claim 1 and 2, is characterized in that, the aperture of described installation ball is outside taper, is uniformly distributed at circumferencial direction, and described little hole number is at least 2.
4. the effective snap joint of a kind of grain sampling according to claim 3, is characterized in that, is also provided with the annular groove that coordinates with described aperture or the corresponding spherical groove with ball quantity at nipple cylindrical.
5. the effective snap joint of a kind of grain sampling according to claim 1, is characterized in that, described jacket casing, in coupling, is provided with the annular protrusion of nip drum pearl in sleeve, and protruding upper end is provided with guiding surface or is designed with annular knurl at sleeve cylindrical.
6. the effective snap joint of a kind of grain sampling according to claim 1, is characterized in that, described back-up ring is threaded connection and is installed on coupling top.
7. the effective snap joint of a kind of grain sampling according to claim 1, is characterized in that, described back-up ring is elastic spring, is the annular groove coordinating with it in corresponding coupling.
8. the effective snap joint of a kind of grain sampling according to claim 1, is characterized in that, described coupling inner headed face is axially arranged with protruding key, and quantity is at least one, is provided with keyway with matching at nipple cylindrical correspondence position.
9. the effective snap joint of a kind of grain sampling according to claim 1, is characterized in that, on described nipple cylindrical, is provided with protruding key, and quantity is at least one, is provided with keyway with matching at coupling inner circle correspondence position.
10. the effective snap joint of a kind of grain sampling according to claim 1, is characterized in that, described coupling lower end, the upper and lower two ends of nipple are provided with water conservancy diversion inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520651684.1U CN205244701U (en) | 2015-08-26 | 2015-08-26 | Effective quick -operation joint of grain sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520651684.1U CN205244701U (en) | 2015-08-26 | 2015-08-26 | Effective quick -operation joint of grain sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205244701U true CN205244701U (en) | 2016-05-18 |
Family
ID=55943778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520651684.1U Expired - Fee Related CN205244701U (en) | 2015-08-26 | 2015-08-26 | Effective quick -operation joint of grain sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205244701U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192575A (en) * | 2017-07-11 | 2017-09-22 | 广东工业大学 | A kind of sampling device |
| CN109231573A (en) * | 2018-10-29 | 2019-01-18 | 中国地质大学（武汉） | A kind of purification of domestic water and multifunction device |
-
2015
- 2015-08-26 CN CN201520651684.1U patent/CN205244701U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192575A (en) * | 2017-07-11 | 2017-09-22 | 广东工业大学 | A kind of sampling device |
| CN109231573A (en) * | 2018-10-29 | 2019-01-18 | 中国地质大学（武汉） | A kind of purification of domestic water and multifunction device |
| CN109231573B (en) * | 2018-10-29 | 2023-10-31 | 中国地质大学（武汉） | Domestic water purifying and multifunctional device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20170826 |