CN217208364U - Anti-drop pipe cap - Google Patents
Anti-drop pipe cap Download PDFInfo
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- CN217208364U CN217208364U CN202122062154.1U CN202122062154U CN217208364U CN 217208364 U CN217208364 U CN 217208364U CN 202122062154 U CN202122062154 U CN 202122062154U CN 217208364 U CN217208364 U CN 217208364U
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Abstract
The utility model provides an anti-drop pipe cap, include: the pipe cap comprises a pipe cap body, wherein an internal thread is formed on the surface of the pipe cap body, and an assembling hole is formed in the top of the pipe cap body; the connecting shaft, the connecting shaft run through the pilot hole in on the pipe cap main part, the connecting shaft is located the inside one end fixedly connected with internal connection spare of pipe cap main part, internal connection spare's surface is provided with the external screw thread. The utility model provides an anti-drop pipe cap has and is provided with the internal connection spare through the inside in the pipe cap main part, the inside of pipe fitting is provided with the internal thread, and the tight direction of spiral shell when the external screw thread threaded connection in the inboard screw thread of pipe fitting internal surface and the internal connection spare outside during the tight direction of spiral shell and the inside internal thread of pipe cap main part and the outside screw thread on pipe fitting surface during threaded connection, when appearing not hard up, no matter from which direction rotate, always have one to guarantee pipe cap main part locking, thereby avoid appearing becoming flexible, improve the stability of being connected between pipe cap and the pipe fitting.
Description
Technical Field
The utility model relates to a pipe cap field especially relates to an anti-drop pipe cap.
Background
The pipe cap, also called sealing head, plug, cover head, pipe cover, choke plug, is usually fixed on the pipe end to cover the pipe fitting of the pipe, used to close the pipeline, and has the same function as the pipe plug.
The connection mode of the pipe cap and the pipe fitting generally comprises two modes of welding and threaded connection, the welding mode is more stable, and the threaded connection is convenient to disassemble and replace;
wherein to threaded connection, although convenient to detach changes etc. nevertheless because threaded connection is easy not hard up, especially to the pipe fitting that appears vibrations easily, be used for carrying liquid like the pipe fitting, liquid when the pipe fitting is inside to flow, makes the pipe fitting vibrations appear easily to the locking nut appears becoming flexible easily.
Therefore, it is necessary to provide a fall-off preventing cap to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anti-drop pipe cap has solved the pipe cap to threaded connection, in some application scenes, appears not hard up problem easily.
In order to solve the technical problem, the utility model provides an anti-drop pipe cap, include:
the pipe cap comprises a pipe cap body, wherein an internal thread is formed on the surface of the pipe cap body, and an assembling hole is formed in the top of the pipe cap body;
the connecting shaft penetrates through the pipe cap main body through the assembling hole, one end, located inside the pipe cap main body, of the connecting shaft is fixedly connected with an internal connecting piece, the surface of the internal connecting piece is provided with external threads, and one end, located outside the pipe cap main body, of the connecting shaft is fixedly connected with a driving handle;
the pipe cap main body is connected to one end of a pipe fitting in a threaded mode, external threads are arranged at one end of the surface of the pipe fitting, and internal threads are arranged at one end of the inner surface of the pipe fitting;
and the screwing direction of the inner side threads on the inner surface of the pipe fitting is opposite to the screwing direction of the inner threads of the pipe cap body and the outer threads on the surface of the pipe fitting when the inner side threads are in threaded connection with the outer threads on the outer side of the inner connecting piece.
Preferably, the distance between the upper side of the inner side thread and the end part of the pipe fitting is the same as the length of the internal connecting piece, and a sealing gasket is bonded on one side of the driving handle.
Preferably, the one end on pipe cap main part surface is provided with the flange, the surface of pipe cap main part is provided with the setting element, the setting element includes holding ring and activity ring, the holding ring is fixed in the surface of pipe cap main part, the activity ring cover is located the surface of pipe cap main part just is located between holding ring and the activity ring.
Preferably, the surface of pipe cap main part just is located the cover and is equipped with the elastic component between holding ring and the activity ring, one side fixedly connected with location axle of activity ring.
Preferably, the movable ring is fixedly connected with a lantern ring through a connecting rope, and the positioning lug is arranged on the positioning ring.
Preferably, a positioning convex ring is fixedly arranged on the surface of the pipe fitting and on one side of the external thread, and a positioning hole is formed in the positioning convex ring.
Preferably, the surface of the pipe cap main body is sleeved with an internal thread sleeve, and the surface of the pipe fitting is provided with an external thread connecting ring.
Preferably, the screwing direction of the internal thread sleeve and the external thread connecting ring when in threaded connection is opposite to the screwing direction of the internal thread in the pipe cap body and the external thread on the surface of the pipe fitting when in threaded connection.
Compared with the prior art, the utility model provides an anti-drop pipe cap has following beneficial effect:
the utility model provides an anti-drop pipe cap, be provided with the internal connection spare through the inside in the pipe cap main part, the inside of pipe fitting is provided with the internal thread, and the tight orientation of spiral shell when the external screw thread threaded connection in the inboard screw thread of pipe fitting internal surface and the internal connection spare outside during the tight orientation of spiral shell and the outside screw thread on pipe cap main part inside internal thread and pipe fitting surface during threaded connection, when appearing not hard up, no matter from which direction rotation, always have one to guarantee pipe cap main part locking, thereby avoid appearing not hard up, improve the stability of being connected between pipe cap and the pipe fitting.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of an anti-falling pipe cap provided by the present invention;
FIG. 2 is a side view of the ensemble shown in FIG. 1;
fig. 3 is a schematic structural view of a pipe fitting in a first embodiment of the anti-drop pipe cap according to the present invention;
fig. 4 is a schematic structural view of a second embodiment of the anti-falling pipe cap provided by the present invention;
fig. 5 is a schematic structural view of a pipe fitting in a second embodiment of the anti-falling pipe cap provided by the present invention;
fig. 6 is a schematic structural view of a third embodiment of the anti-falling pipe cap provided by the present invention;
FIG. 7 is a cross-sectional view of the entirety shown in FIG. 6;
fig. 8 is a schematic structural view of a pipe fitting in a third embodiment of the anti-drop pipe cap according to the present invention.
Reference numbers in the figures: 1. a pipe cap main body, 2, internal threads, 3, an internal connecting piece, 4, external threads, 5, a connecting shaft, 6, a driving handle, 7, a sealing gasket, 8, a pipe fitting, 9, external threads, 10 and internal threads,
11. a flange 12, a positioning convex ring 13, a positioning hole 14, an internal thread sleeve 15 and an external thread connecting ring,
21. positioning ring 22, movable ring 23, elastic component 24, positioning lug 25, connecting rope 26, lantern ring 27 and positioning shaft.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a first embodiment of an anti-falling pipe cap according to the present invention; FIG. 2 is a side view of the ensemble shown in FIG. 1; fig. 3 is a schematic structural view of a pipe fitting in a first embodiment of the anti-drop pipe cap according to the present invention; anti-drop pipe cap includes:
the pipe cap comprises a pipe cap body 1, wherein internal threads 2 are formed in the surface of the pipe cap body 1, and an assembling hole is formed in the top of the pipe cap body 1;
the connecting shaft 5 penetrates through the pipe cap main body 1 through an assembly hole, one end, located inside the pipe cap main body 1, of the connecting shaft 5 is fixedly connected with an internal connecting piece 3, external threads 4 are arranged on the surface of the internal connecting piece 3, and one end, located outside the pipe cap main body 1, of the connecting shaft 5 is fixedly connected with a driving handle 6;
the pipe cap body 1 is in threaded connection with one end of a pipe fitting 8, one end of the surface of the pipe fitting 8 is provided with external threads 9, and one end of the inner surface of the pipe fitting 8 is provided with internal threads 10;
wherein, the screwing direction of the inner side thread 10 on the inner surface of the pipe fitting 8 and the outer thread 4 on the outer side of the inner connecting piece 3 is opposite to the screwing direction of the inner side thread 2 of the pipe cap body 1 and the outer thread 9 on the surface of the pipe fitting 8.
Through setting up drive handle 6, be convenient for rotate internal connection piece 3, simultaneously after internal connection piece 3 and 8 threaded connection of pipe fitting, drive handle 6 cooperation internal connection piece 3 and can fix a position pipe cap main part 1.
The distance value between the upper side of the inner side thread 10 and the end part of the pipe fitting 8 is the same as the length value of the internal connecting piece 3, and a sealing gasket 7 is bonded on one side of the driving handle 6.
Through setting up inboard screw thread 10 in the inboard of pipe fitting 8, not with the tip parallel and level of pipe fitting 8, can work as cap body 1 and pipe fitting 8 threaded connection back, the internal connection of internal connection piece 3 and pipe fitting 8 is promoted through driving handle 6 again.
The utility model provides an anti-drop pipe cap's theory of operation as follows:
when the pipe cap is used, the pipe cap main body 1 is in threaded connection with an external thread 9 at the end part of the pipe fitting 8 through an internal thread 2, after the pipe cap main body is screwed tightly, the internal connecting piece 3 is in threaded connection with an internal thread 10 of the pipe fitting 8 through the driving handle 6 and is screwed tightly, and the sealing gasket 7 at the bottom of the driving handle 6 is tightly attached to the top of the pipe cap main body 1 to seal an assembly hole at the top of the pipe cap main body;
the driving handle 6 can be matched with the internal connecting piece 3 to position the pipe cap main body 1.
And the screwing direction is opposite to that of the screwing direction when the inner thread 10 on the inner surface of the pipe fitting 8 is in threaded connection with the outer thread 4 on the outer side of the inner connecting piece 3 and the inner thread 2 in the pipe cap body 1 is in threaded connection with the outer thread 9 on the surface of the pipe fitting 8;
when appearing not hard up, no matter from which direction rotate, always have one and can guarantee locking of pipe cap main part 1 to avoid appearing not hard up, improve the stability of being connected between pipe cap and the pipe fitting 8.
Compared with the prior art, the utility model provides an anti-drop pipe cap has following beneficial effect:
through the inside at pipe cap main part 1 be provided with internal connection piece 3, the inside of pipe fitting 8 is provided with inboard screw thread 10, and the tight opposite direction of spiral shell when the tight direction of spiral shell is threaded between the internal thread 2 in the pipe cap main part 1 and the external screw thread 9 on pipe fitting 8 surface when the inboard screw thread 10 of pipe fitting 8 internal surface and the external screw thread 4 threaded connection in the 3 outsides of internal connection piece, when appearing not hard up, no matter from which direction to rotate, always one can guarantee pipe cap main part 1 locking, thereby avoid appearing becoming flexible, improve the stability of being connected between pipe cap and the pipe fitting 8.
Second embodiment
Referring to fig. 4 and 5, based on the anti-falling cap provided in the first embodiment of the present application, the second embodiment of the present application provides another anti-falling cap. The second embodiment is only a preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the difference of the anti-drop pipe cap that the second embodiment of this application provided lies in, anti-drop pipe cap, the one end on pipe cap main part 1 surface is provided with flange 11, the surface of pipe cap main part 1 is provided with the setting element, the setting element includes holding ring 21 and activity ring 22, holding ring 21 is fixed in the surface of pipe cap main part 1, activity ring 22 cover is located the surface of pipe cap main part 1 just is located between holding ring 21 and the activity ring 22.
The movable ring 22 can slide along the surface of the cap body 1.
The surface of pipe cap main part 1 just is located and is equipped with elastic component 23 between holding ring 21 and the activity ring 22, one side fixedly connected with location axle 27 of activity ring 22.
The positioning ring 21 can position one end of the elastic member 23, and the number of the positioning shafts 27 is two, and the two positioning shafts are symmetrically fixed on the movable ring 22.
A lantern ring 26 is fixedly connected to the movable ring 22 through a connecting rope 25, and a positioning convex block 24 is arranged on the positioning ring 21.
By fitting the collar 26 over the positioning projection 24, the movable ring 22 compresses the elastic member 23, and the positioning shaft 27 on the movable ring 22 side is located inside the flange 11.
And a positioning convex ring 12 is fixedly arranged on the surface of the pipe fitting 8 and positioned on one side of the external thread 9, and a positioning hole 13 is formed in the positioning convex ring 12.
The number and the positions of the positioning holes 13 correspond to the positioning shafts 27;
after the pipe cap body 1 is in threaded connection with the pipe fitting 8, the positioning shaft 27 corresponds to the positioning hole 13, the sleeve ring 26 can be taken down from the positioning lug 24, the movable ring 22 is pushed under the action of the elastic part 23, and the movable ring 22 drives the positioning shaft 27 to enter the positioning hole 13 on the positioning convex ring 12 on the movable pipe fitting 8;
the positioning shaft 27 is matched with the positioning hole 13 to position the axial direction of the pipe cap main body 1, so that the pipe cap main body can be prevented from loosening, and the pipe cap main body and the pipe fitting 8 are connected more firmly.
Third embodiment
Referring to fig. 6, 7 and 8, based on the anti-falling cap provided in the first embodiment of the present application, a third embodiment of the present application provides another anti-falling cap. The third embodiment is only a preferable mode of the first embodiment, and the implementation of the third embodiment does not affect the implementation of the first embodiment alone.
Specifically, the third embodiment of the present application provides an anti-drop pipe cap, which is different in that the anti-drop pipe cap, the surface cover of the pipe cap body 1 is provided with an internal thread sleeve 14, and the surface of the pipe fitting 8 is provided with an external thread connecting ring 15.
The screwing direction of the internal thread sleeve 14 and the external thread connecting ring 15 is opposite to the screwing direction of the internal thread 2 in the pipe cap body 1 and the external thread 9 on the surface of the pipe fitting 8.
After the surface threaded connection of pipe cap main part 1 and pipe fitting 8, then through the external screw thread go-between 15 threaded connection on external screw thread go-between 15 and the pipe fitting 8 surface, because the tight direction of spiral shell when internal thread cover 14 and external screw thread go-between 15 threaded connection is opposite with the tight direction of spiral shell when threaded connection between the inside internal thread 2 of pipe cap main part 1 and the outside screw thread 9 on pipe fitting 8 surface, thereby the pipe fitting is regardless of how to shake, pipe cap main part 1 and pipe fitting 8 and external screw thread go-between 15 always have one to be in the state of screwing up, thereby can prevent not hard up.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (8)
1. The utility model provides a drop-proof pipe cap which characterized in that includes:
the pipe cap comprises a pipe cap body, wherein an internal thread is formed on the surface of the pipe cap body, and an assembling hole is formed in the top of the pipe cap body;
the connecting shaft penetrates through the pipe cap main body through an assembling hole, one end, located inside the pipe cap main body, of the connecting shaft is fixedly connected with an internal connecting piece, external threads are arranged on the surface of the internal connecting piece, and one end, located outside the pipe cap main body, of the connecting shaft is fixedly connected with a driving handle;
the pipe cap main body is connected to one end of a pipe fitting in a threaded mode, external threads are arranged at one end of the surface of the pipe fitting, and internal threads are arranged at one end of the inner surface of the pipe fitting;
and the screwing direction is opposite to that of the screwing direction when the internal thread of the pipe cap main body is in threaded connection with the external thread on the surface of the pipe fitting.
2. The fall-off preventing cap according to claim 1, wherein a distance between an upper side of the inner thread and the end of the pipe is the same as a length of the internal connection member, and a sealing gasket is adhered to one side of the driving shank.
3. The anti-drop pipe cap according to claim 2, wherein a flange is provided at one end of the surface of the pipe cap body, a positioning member is provided on the surface of the pipe cap body, the positioning member comprises a positioning ring and a movable ring, the positioning ring is fixed on the surface of the pipe cap body, and the movable ring is sleeved on the surface of the pipe cap body and is located between the positioning ring and the movable ring.
4. The anti-falling pipe cap according to claim 3, wherein an elastic member is sleeved on the surface of the pipe cap body between the positioning ring and the movable ring, and a positioning shaft is fixedly connected to one side of the movable ring.
5. The anti-drop pipe cap according to claim 3, wherein a collar is fixedly connected to the movable ring through a connecting rope, and a positioning protrusion is provided on the positioning ring.
6. The anti-falling pipe cap according to claim 5, wherein a positioning convex ring is fixedly arranged on one side of the external thread on the surface of the pipe fitting, and a positioning hole is formed in the positioning convex ring.
7. The anti-drop pipe cap according to claim 1, wherein an internal thread bushing is sleeved on a surface of the pipe cap body, and an external thread connection ring is provided on a surface of the pipe member.
8. The anti-drop cap as claimed in claim 7, wherein the screwing direction of the female thread bush to the male thread coupling ring is opposite to the screwing direction of the female thread inside the cap body to the external thread of the pipe surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122062154.1U CN217208364U (en) | 2021-08-30 | 2021-08-30 | Anti-drop pipe cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122062154.1U CN217208364U (en) | 2021-08-30 | 2021-08-30 | Anti-drop pipe cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217208364U true CN217208364U (en) | 2022-08-16 |
Family
ID=82751179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122062154.1U Active CN217208364U (en) | 2021-08-30 | 2021-08-30 | Anti-drop pipe cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217208364U (en) |
-
2021
- 2021-08-30 CN CN202122062154.1U patent/CN217208364U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |