CN208679647U - A kind of painting needle head - Google Patents
A kind of painting needle head Download PDFInfo
- Publication number
- CN208679647U CN208679647U CN201821249794.5U CN201821249794U CN208679647U CN 208679647 U CN208679647 U CN 208679647U CN 201821249794 U CN201821249794 U CN 201821249794U CN 208679647 U CN208679647 U CN 208679647U
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- pedestal
- needle head
- painting
- stainless steel
- linear seal
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Abstract
A kind of painting needle head, belong to gas meter, flow meter mounting technique field, the painting needle head, including stainless steel needle tubing, pedestal, linear seal and locking nut, stainless steel needle tubing sequentially passes through linear seal, locking nut, linear seal will be connected on pedestal after stainless steel needle tubing fit sealing, locking nut is connected after contradicting with linear seal with pedestal locking, the utility model has the beneficial effects that, the painting needle head firm and reliable connection, good airproof performance, bonding strength be higher, long service life, makes that gluing production process is more safe and reliable, keeps gluing quality higher.
Description
Technical field
The utility model relates to gas meter, flow meter mounting technique field more particularly to a kind of painting needle heads.
Background technique
Currently, the painting needle head that domestic market is bought generally is turned over pedestal using needle tubing and is produced by the way of riveting to reach
The purpose of fastening.But needle tubing be after riveting it is temporary secured, as gluing machine is to needle tubing high-pressure extrusion, needle tubing is not
To occur loosening, slip phenomenon after long.When needle tubing loosens, colloid is precipitated from gap, and needle tubing cleaning up is very
Trouble, once and needle tubing fall, the colloid in packing element is spouting, then to installation production process bring certain safety hidden
Suffer from.
Therefore, designing the painting needle head that a kind of fastening security is reliable, is not easy to loosen, be not easy to reveal colloid is current need
It wants.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of painting needle head, solves existing painting plastic pin
In head, connection between needle tubing and pedestal not enough securely, be easy to loosen, and lead to the problem of leak adhesive or other safety accidents, mesh
Be, by designing a kind of firm and reliable connection, good airproof performance, the higher painting needle head of intensity, make gluing production process more
Add it is safe and reliable, keep gluing quality higher.
To achieve the above object, the technical scheme adopted by the utility model to solve the technical problem is as follows: the painting plastic pin
Head, which is characterized in that including stainless steel needle tubing, pedestal, linear seal and locking nut, the stainless steel needle tubing is sequentially passed through
Linear seal, locking nut, the linear seal will be connected on pedestal after stainless steel needle tubing fit sealing, the locking
Nut is connected after contradicting with the linear seal with pedestal locking.
Further, one end of the pedestal is provided with the clamping seam allowance with linear seal cooperation, described linear
Sealing element includes cone seal steel ring and fastening gasket, and the end swelling that is relatively large in diameter of the fastening gasket and cone seal steel ring is matched
It closes.
Further, the length of the clamping seam allowance is greater than the thickness of the fastening gasket.
Further, be provided with stepped hole in the locking nut, the diameter of the stepped hole compared with segment with it is described stainless
Draw point pipe socket, the threaded one end connection for being relatively large in diameter section and pedestal of the stepped hole.
Further, the stepped hole to be relatively large in diameter section and diameter straight compared with the junction of segment and cone seal steel ring
Diameter small end is inconsistent, and the length for being relatively large in diameter section of the stepped hole is greater than or equal to the thickness of the linear seal.
Further, one end of the pedestal is provided with the first external thread section connecting with the locking nut, the bottom
The other end of seat is provided with the second external thread section connecting with automatic double surface gluer.
Further, the through-hole with stainless pin pipe socket is provided in the pedestal, the outer end of the pedestal is set
It is equipped with the taper expansion mouth to interlink with the through-hole.
Further, outer-hexagonal structure is provided in the middle part of the pedestal, the locking nut is set as hex nut.
The beneficial effects of the utility model are:
1, for the painting needle head by the way that stainless steel needle tubing is sequentially passed through linear seal, locking nut, linear seal will
It is connected on pedestal after stainless steel needle tubing fit sealing, locking nut is connected after contradicting with linear seal with pedestal locking, line
Property sealing element play the role of sealing positioning, locking nut on pedestal, makes the further positioning and locking of linear seal not
The stronger stabilization of connection between draw point pipe of becoming rusty and pedestal, better tightness, bonding strength are higher, extend and apply needle head
Service life, makes that gluing production process is more safe and reliable, keeps gluing quality higher.
2, in addition, being provided with the through-hole with the socket of stainless pin pipe in pedestal, the outer end of pedestal is provided with to be communicated with through-hole
Taper expansion mouth even, taper expansion mouth play guide functions to colloid, reduce the generation of stifled glue phenomenon；The middle part of pedestal
Outer-hexagonal structure is set, locking nut is set as hex nut, and it is easy to use spanner that locking nut is threaded on pedestal,
Keep more convenient operation, fastening effect more preferable.
To sum up, the painting needle head firm and reliable connection, good airproof performance, bonding strength be higher, long service life, keeps gluing raw
Production process is more safe and reliable, keeps gluing quality higher.
Detailed description of the invention
Below to each width attached drawing of the utility model specification expression content and figure in label be briefly described:
Fig. 1 is the half sectional view of the utility model；
Label in above-mentioned figure is equal are as follows: 1. stainless steel needle tubings, 2. pedestals, and 21. clamping seam allowances, 22. first external thread sections,
23. the second external thread section, 24. through-holes, 25. taper expansion mouths, 26. outer-hexagonal structures, 3. linear seals, 31. cone seals
Steel ring, 32. fastening gaskets, 4. locking nuts, 41. stepped holes.
Specific embodiment
Specific embodiment of the present utility model is made into one by the description to optimum embodiment below against attached drawing
Step detailed description.
The utility model specific embodiment are as follows: as shown in Figure 1, a kind of painting needle head, including stainless steel needle tubing 1, bottom
Seat 2, linear seal 3 and locking nut 4, stainless steel needle tubing 1 sequentially pass through linear seal 3, locking nut 4, linear sealing
Part 3 will be connected on pedestal 2 after 1 fit sealing of stainless steel needle tubing, locking nut 4 and the linear seal 3 contradict after with bottom
2 locking of seat is connected, and linear seal 3 plays the role of sealing positioning, and locking nut 4 further positions linear seal 3
It is locked on pedestal 2, makes the stronger stabilization of connection between stainless steel needle tubing 1 and pedestal 2, better tightness, bonding strength
It is higher, the service life for applying needle head is extended, makes that gluing production process is more safe and reliable, keeps gluing quality higher.
Specifically, one end of pedestal 2 is provided with the clamping seam allowance 21 cooperated with linear seal 3, and linear seal 3 includes
Cone seal steel ring 31 and fastening gasket 32, fastening gasket 32 and cone seal steel ring 31 are relatively large in diameter end swelling cooperation, tightly
Gu after cone seal steel ring 31 is relatively large in diameter end swelling by gasket 32, the diameter small end of cone seal steel ring 31 is tightened, and not
The outer wall for draw point pipe 1 of becoming rusty seals fastening, and then the linear seal 3 is located in clamping seam allowance 21；In order to make linear sealing
The clamping locating effect of part 3 is more preferable, and the length of clamping seam allowance 21 is greater than the thickness of fastening gasket 32, and in linear seal 3
The maximum gauge of cone seal steel ring 31 and fastening gasket 32 is equal with the clamping diameter of seam allowance 21.
Specifically, stepped hole 41 is provided in locking nut 4, the diameter of stepped hole 41 is compared with segment and 1 set of stainless steel needle tubing
It connects, the section that is relatively large in diameter of stepped hole 41 is connect with the threaded one end of pedestal 2, the stainless pin of installation and replacement damage easy to disassemble
Pipe 1, and connect stronger, conveniently；Stepped hole 41 is relatively large in diameter the junction of section and diameter compared with segment and cone seal steel
The diameter small end of circle 31 is inconsistent, fixedly positioning locking nut 4 in clamping seam allowance 21 linear seal 3, stepped hole
41 length for being relatively large in diameter section is greater than or equal to the thickness of linear seal 3, guarantees that locking nut 4 can be locked with pedestal 2
It is connected.
Specifically, one end of pedestal 2 is provided with the first external thread section 22 connecting with locking nut 4, the other end of pedestal 2
It is provided with the second external thread section 23 connecting with automatic double surface gluer, the mode being connected through a screw thread connect with automatic double surface gluer, makes to connect
Stronger, dismounting and change is more convenient.
Optimally, the through-hole 24 being socketed with stainless steel needle tubing 1 is provided in pedestal 2, the outer end of pedestal 2 is provided with and through-hole
The 24 taper expansion mouths 25 to interlink, taper expansion mouth 25 play guide functions to colloid, reduce the generation of stifled glue phenomenon；
The middle part of pedestal 2 is provided with outer-hexagonal structure 26, and locking nut 4 is set as hex nut, is easy to use spanner by locking nut 4
It is threaded on pedestal 2, keeps more convenient operation, fastening effect more preferable.
The assembling process of the painting needle head is: firstly, stainless steel needle tubing 1 is sequentially passed through fastening gasket 32, cone seal
Steel ring 31, locking nut 4；Then, it pushes fastening gasket 32 that it is made to be relatively large in diameter end swelling with cone seal steel ring 31, makes taper
The diameter small end of ring gasket 31 is tightened, and keeps the diameter small end of cone seal steel ring 31 and the outer wall of stainless steel needle tubing 1 close
It is tamping admittedly, then the linear seal 3 is located in clamping seam allowance 21；Finally, push locking nut 4, make locking nut 4 with
The threaded one end of pedestal 2 connects, and until the inner wall of locking nut 4 and the inconsistent completion of linear seal 3 preload, makes pedestal 2
The other end is connected on automatic double surface gluer.
To sum up, the painting needle head firm and reliable connection, good airproof performance, bonding strength be higher, long service life, keeps gluing raw
Production process is more safe and reliable, keeps gluing quality higher.
The above, some principles of the utility model that only explains through diagrams, this specification are not intended to this is practical
It is novel to be confined in the shown specific structure and the scope of application, thus it is all it is all may be utilized accordingly modify and wait
Jljl belongs to the applied the scope of the patents of the utility model.
Claims (8)
1. a kind of painting needle head, which is characterized in that including stainless steel needle tubing (1), pedestal (2), linear seal (3) and locking screw
Female (4), the stainless steel needle tubing (1) sequentially pass through linear seal (3), locking nut (4), and the linear seal (3) will
It is connected on pedestal (2) after stainless steel needle tubing (1) fit sealing, the locking nut (4) and the linear seal (3) contradict
It is connected afterwards with pedestal (2) locking.
2. painting needle head according to claim 1, it is characterised in that: one end of the pedestal (2) is provided with and the line
Property sealing element (3) cooperate clamping seam allowance (21), the linear seal (3) includes cone seal steel ring (31) and fastening gasket
(32), the end swelling that is relatively large in diameter of the fastening gasket (32) and cone seal steel ring (31) cooperates.
3. painting needle head according to claim 2, it is characterised in that: the length of clamping seam allowance (21) is greater than described tight
Gu the thickness of gasket (32).
4. painting needle head according to claim 2, it is characterised in that: be provided with stepped hole in the locking nut (4)
(41), the diameter of the stepped hole (41) is socketed compared with segment and the stainless steel needle tubing (1), the diameter of the stepped hole (41) compared with
Big section is connect with the threaded one end of pedestal (2).
5. painting needle head according to claim 4, it is characterised in that: the stepped hole (41) is relatively large in diameter section and diameter
Inconsistent compared with the junction of segment and the diameter small end of cone seal steel ring (31), the stepped hole (41) is relatively large in diameter section
Length be greater than or equal to the linear seal (3) thickness.
6. painting needle head according to claim 4, it is characterised in that: one end of the pedestal (2) is provided with and the lock
The first external thread section (22) of tight nut (4) connection, the other end of the pedestal (2) are provided with second connect with automatic double surface gluer
External thread section (23).
7. painting needle head described in any one according to claim 1~6, it is characterised in that: be provided in the pedestal (2) with
The through-hole (24) of the stainless steel needle tubing (1) socket, the outer end of the pedestal (2) is provided with to interlink with the through-hole (24)
Taper expansion mouth (25).
8. painting needle head according to claim 7, it is characterised in that: be provided with outer-hexagonal knot in the middle part of the pedestal (2)
Structure (26), the locking nut (4) are set as hex nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821249794.5U CN208679647U (en) | 2018-08-04 | 2018-08-04 | A kind of painting needle head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821249794.5U CN208679647U (en) | 2018-08-04 | 2018-08-04 | A kind of painting needle head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208679647U true CN208679647U (en) | 2019-04-02 |
Family
ID=65883859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821249794.5U Active CN208679647U (en) | 2018-08-04 | 2018-08-04 | A kind of painting needle head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208679647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113275202A (en) * | 2021-07-22 | 2021-08-20 | 深圳市振力达科技有限公司 | Dispensing head mechanism, dispensing device and dispensing equipment |
-
2018
- 2018-08-04 CN CN201821249794.5U patent/CN208679647U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113275202A (en) * | 2021-07-22 | 2021-08-20 | 深圳市振力达科技有限公司 | Dispensing head mechanism, dispensing device and dispensing equipment |
| CN113275202B (en) * | 2021-07-22 | 2021-11-16 | 深圳市振力达科技有限公司 | Dispensing head mechanism, dispensing device and dispensing equipment |
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