CN208073168U - Urea tank locking cover - Google Patents
Urea tank locking cover Download PDFInfo
- Publication number
- CN208073168U CN208073168U CN201820153819.5U CN201820153819U CN208073168U CN 208073168 U CN208073168 U CN 208073168U CN 201820153819 U CN201820153819 U CN 201820153819U CN 208073168 U CN208073168 U CN 208073168U
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- CN
- China
- Prior art keywords
- cylinder
- key
- urea tank
- bolt
- push rod
- 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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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 239000004202 carbamide Substances 0.000 title claims abstract description 59
- 230000002093 peripheral effect Effects 0.000 claims description 25
- 230000000694 effects Effects 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model provides a urea tank locking closure, including lid and key, be provided with screw rod and support in the lid, the screw thread through-hole has been seted up at the middle part of support, the communicating inner chamber with the screw thread through-hole is seted up to the lower part of support, the position that lies in the inner chamber both sides on the support is provided with two guide rails of mutual symmetry, install the bolt in the guide rail, the cover is equipped with spring and baffle on the bolt, the one end of spring contacts with the baffle, the other end of spring contacts with the inner wall of support, the key includes perpendicular connected push rod and cylinder, the screw rod includes the cylinder section, the screw thread section, the round platform, the one end of screw section is connected with the cylinder section, the other end of screw section is connected with the minor diameter end of round platform, the screw section is connected with the screw thread. The design has the advantages of simple structure, low cost and good anti-theft effect.
Description
Technical field
The utility model is related to vehicle accessory field more particularly to a kind of urea tank locking closure, be primarily adapted for use in simplified structure,
Reduce cost.
Background technology
In order to reduce pollution, many vehicles are both provided with urea tank, urea liquid are filled in urea tank, for vehicle tail
Nitrogen oxides in gas is handled, and harmless nitrogen and water are converted into.Pass through the intelligence control to selective catalytic reduction system operating
System, when urea liquid deficiency in urea tank, vehicle can not start.Therefore, in order to ensure the normal row of vehicle
It sails, urea tank planted agent has sufficient urea liquid.And urea liquid leaks out in order to prevent, it is necessary to the urea tank of good airproof performance
It covers to seal urea tank.
Chinese patent, Authorization Notice No. CN204200317U, authorized announcement date are the utility model on March 11st, 2015
A kind of automobile urea tank cover theft-prevention structure is disclosed, by the way that fixed plate and boss are arranged on switch block, is equipped at tank mouth
The card slot coordinated with fixed plate, boss so that fixed plate, boss and tank mouth rotatable engagement clamping urea tank, such structure setting
Cover is again not easy to fall off while ensure that Jar opening sealer.Although the utility model can prevent urea tank cover from losing,
It still has following defect:The structure design of urea tank cover is more complex, of high cost.
Invention content
The purpose of the utility model is to overcome complicated, of high cost defects and problem existing in the prior art, carry
For a kind of urea tank locking closure simple in structure, at low cost.
In order to achieve the above object, the technical solution of the utility model is:A kind of urea tank locking closure, including lid and key
Spoon, be provided in the lid with the matched lock core assembly of key, the lock core assembly includes screw rod and holder, the holder
Middle part offer tapped through hole, the lower part of holder offers the inner cavity communicated with tapped through hole, is located at inner cavity on the holder
The position of both sides is provided with two symmetrical guide rails, is equipped with bolt in the guide rail, spring is arranged on bolt, described
The top of screw rod is connected with key, and the middle part of screw rod is connected with tapped through hole, and the bottom of screw rod is located in inner cavity, described to insert
The bottom connection of pin and screw rod touches, and bolt moves inside and outside guide rail.
Baffle is arranged on the bolt, one end of the spring is in contact with baffle, the other end of spring and holder
Inner wall is in contact.
The screw rod includes cylindrical section, thread segment, round platform, and one end of the thread segment is connected with cylindrical section, thread segment
The other end be connected with the smaller diameter end of round platform, thread segment is connected with tapped through hole, and the cylindrical section is connected with key,
The round platform is located in inner cavity, and the peripheral surface of round platform is in contact with bolt.
The key includes push rod and cylinder, and one end of the cylinder and push rod vertical connection, the other end of cylinder open up
There is threaded hole, the external screw thread being connected with threaded hole is provided on the peripheral surface of the cylindrical section.
The key includes push rod and cylinder, and the cylinder and push rod vertical connection, the peripheral surface of cylinder are provided with outer spiral shell
Line offers the threaded hole being connected with external screw thread on the cylindrical section.
The key includes push rod and cylinder, and one end of the cylinder and push rod vertical connection, the other end of cylinder open up
There is Hexagon hole, the peripheral surface of the cylindrical section is outer-hexagonal shape.
The key includes push rod and cylinder, the cylinder and push rod vertical connection, and the peripheral surface of cylinder is outer-hexagonal shape,
Hexagon hole is offered on the cylindrical section.
Key lid is provided on the lid.
Chain ring is installed on the lid, chain is installed on chain ring.
Compared with prior art, the beneficial effects of the utility model are:
1, lock core assembly includes screw rod and holder in a kind of urea tank locking closure of the utility model, and spiral shell is offered in the middle part of holder
Line through-hole, the lower part of holder offer the inner cavity communicated with tapped through hole, and the position that inner cavity both sides are located on holder is provided with phase
Mutual symmetrical two guide rails are equipped with bolt in guide rail, spring are arranged on bolt, the top of screw rod is connected with key, spiral shell
The middle part of bar is connected with tapped through hole, and the bottom of screw rod is located in inner cavity, and the bottom connection of bolt and screw rod touches, and bolt edge is led
It is moved inside and outside rail;Urea tank cover using the above structure is not only simple in structure, is at low cost, and good anti-theft effect.Therefore, originally
Utility model is simple in structure, at low cost, good anti-theft effect.
2, screw rod includes cylindrical section, thread segment, round platform in a kind of urea tank locking closure of the utility model, and thread segment is logical with screw thread
Hole is connected, and cylindrical section is connected with key, and round platform is located in inner cavity, and the peripheral surface of round platform is in contact with bolt, and key includes
Push rod and cylinder, cylinder and push rod vertical connection, offer on cylinder threaded hole either offer on cylinder Hexagon hole or
It is outer-hexagonal shape that the peripheral surface of cylinder, which is provided with external screw thread or the peripheral surface of cylinder, and outer spiral shell is provided on the peripheral surface of cylindrical section
Either the peripheral surface of cylindrical section is to offer to offer interior six on threaded hole or cylindrical section on outer-hexagonal shape or cylindrical section to line
Corner apertures;Key, screw rod using the above structure are not only simple in structure, assemble simplicity, and good anti-theft effect, at low cost.Cause
This, the utility model is simple in structure, assembly is easy, good anti-theft effect, at low cost.
3, it being arranged with baffle on bolt in a kind of urea tank locking closure of the utility model, one end of spring is in contact with baffle,
The other end of spring is in contact with the inner wall of holder, improves the unfailing performance of bolt work;It is provided with key lid on lid, improves
The dust-proof effect of urea tank locking closure;Chain ring is installed on lid, chain is installed on chain ring, setting chain is used for urea
Cover is fixed in urea tank, prevents urea tank cover from losing.Therefore, the utility model reliability height, good dustproof effect, anti-lost effect
Fruit is good.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of urea tank locking closure of the utility model.
Fig. 2 is the structural schematic diagram of key in the utility model.
Fig. 3 is the structural schematic diagram of lid in Fig. 1.
Fig. 4 is the structural schematic diagram of urea tank mouth.
In figure:Lid 1, key 2, push rod 21, cylinder 22, screw rod 3, cylindrical section 31, thread segment 32, round platform 33, holder 4,
Inner cavity 41, guide rail 42, bolt 5, spring 6, baffle 7, key lid 8, chain ring 9, urea tank mouth 10.
Specific implementation mode
The utility model is described in further detail below in conjunction with description of the drawings and specific implementation mode.
Referring to Fig. 1 to Fig. 4, a kind of urea tank locking closure, including lid 1 and key 2 is provided with and key 2 in the lid 1
Matched lock core assembly, the lock core assembly include screw rod 3 and holder 4, and the middle part of the holder 4 offers tapped through hole,
The lower part of holder 4 offers the inner cavity 41 communicated with tapped through hole, and the position that 41 both sides of inner cavity are located on the holder 4 is provided with
Two symmetrical guide rails 42 are equipped with bolt 5 in the guide rail 42, spring 6, the top of the screw rod 3 are arranged on bolt 5
Portion is connected with key 2, and the middle part of screw rod 3 is connected with tapped through hole, and the bottom of screw rod 3 is located in inner cavity 41, the bolt 5
It is touched with the bottom connection of screw rod 3, bolt 5 moves inside and outside guide rail 42.
Baffle 7 is arranged on the bolt 5, one end of the spring 6 is in contact with baffle 7, the other end and branch of spring 6
The inner wall of frame 4 is in contact.
The screw rod 3 includes cylindrical section 31, thread segment 32, round platform 33, one end and 31 phase of cylindrical section of the thread segment 32
Connection, the other end of thread segment 32 are connected with the smaller diameter end of round platform 33, and thread segment 32 is connected with tapped through hole, the circle
Shell of column 31 is connected with key 2, and the round platform 33 is located in inner cavity 41, and the peripheral surface of round platform 33 is in contact with bolt 5.
The key 2 includes push rod 21 and cylinder 22, one end of the cylinder 22 and 21 vertical connection of push rod, cylinder 22
The other end offers threaded hole, and the external screw thread being connected with threaded hole is provided on the peripheral surface of the cylindrical section 31.
The key 2 includes push rod 21 and cylinder 22, the cylinder 22 and 21 vertical connection of push rod, the peripheral surface of cylinder 22
It is provided with external screw thread, the threaded hole being connected with external screw thread is offered on the cylindrical section 31.
The key 2 includes push rod 21 and cylinder 22, one end of the cylinder 22 and 21 vertical connection of push rod, cylinder 22
The other end offers Hexagon hole, and the peripheral surface of the cylindrical section 31 is outer-hexagonal shape.
The key 2 includes push rod 21 and cylinder 22, the cylinder 22 and 21 vertical connection of push rod, the peripheral surface of cylinder 22
For outer-hexagonal shape, Hexagon hole is offered on the cylindrical section 31.
Key lid 8 is provided on the lid 1.
Chain ring 9 is installed on the lid 1, chain is installed on chain ring 9.
The principles of the present invention are described as follows:
The design provides a kind of simple in structure, at low cost, good anti-theft effect, the screw thread bolt-type urea tank of good exhaust effect
Locking closure.For the cylinder of key with after screw rod fastening, the push rod by rotating key can make screw rod move up and down;Urea tank mouth is
There is certain thickness annulus;Chain is mounted on chain ring, for urea tank cover to be fixed to urea tank.
Specific work process is as follows:
When needing to lock urea tank cover, first urea tank cover is put into urea tank mouth, then open key lid, then by key
Spoon is fastened on screw rod, rotates clockwise key, screw rod can then move up, and can push bolt, bolt compressed spring, bolt
It is moved out along guide rail, bolt is fixed in urea tank mouth, and then lock urea tank cover;
When needing to open urea tank cover, key lid is first opened, then by key for fastening to screw rod, then rotate counterclockwise
Key, screw rod can then move down, and reduce the compression to bolt and spring, and spring can then restore, and bolt is inside along guide rail
Bolt, is reverted to original position by movement, and bolt is just detached from urea tank mouth, and then opens urea tank cover, so that it may with
Urea tank cover is removed with hand.
Using the rotation of screw thread screw rod is moved up, and then squeeze bolt so that bolt is fixed in urea tank mouth
Realize the locking of urea tank cover;Using the rotation of screw thread screw rod is moved down, and then unclamps bolt, work of the bolt in spring
It is detached from urea tank mouth under, to realize the unlock of urea tank cover.
Embodiment 1:
Referring to Fig. 1 to Fig. 4, a kind of urea tank locking closure, including lid 1 and key 2 is provided with and key 2 in the lid 1
Matched lock core assembly, the lock core assembly include screw rod 3 and holder 4, and the middle part of the holder 4 offers tapped through hole,
The lower part of holder 4 offers the inner cavity 41 communicated with tapped through hole, and the position that 41 both sides of inner cavity are located on the holder 4 is provided with
Two symmetrical guide rails 42 are equipped with bolt 5 in the guide rail 42, spring 6 are arranged on bolt 5, the screw rod 3 includes
One end of cylindrical section 31, thread segment 32, round platform 33, the thread segment 32 is connected with cylindrical section 31, the other end of thread segment 32
It is connected with the smaller diameter end of round platform 33, thread segment 32 is connected with tapped through hole, and the cylindrical section 31 is connected with key 2,
The round platform 33 is located in inner cavity 41, and the peripheral surface of round platform 33 is in contact with bolt 5, and bolt 5 moves inside and outside guide rail 42;It is described
Baffle 7 is arranged on bolt 5, one end of the spring 6 is in contact with baffle 7, the other end of spring 6 and the inner wall phase of holder 4
Contact;Key lid 8 is provided on the lid 1;Chain ring 9 is installed on the lid 1, chain is installed on chain ring 9.
Embodiment 2:
Substance with embodiment 1, the difference is that:
Referring to Fig. 1, Fig. 2, the key 2 includes push rod 21 and cylinder 22, and one end of the cylinder 22 is vertical with push rod 21
Connection, the other end of cylinder 22 offers threaded hole, is provided on the peripheral surface of the cylindrical section 31 and is connected with threaded hole
External screw thread.
Embodiment 3:
Substance with embodiment 1, the difference is that:
Referring to Fig. 1, Fig. 2, the key 2 includes push rod 21 and cylinder 22, the cylinder 22 and 21 vertical connection of push rod, column
The peripheral surface of body 22 is provided with external screw thread, and the threaded hole being connected with external screw thread is offered on the cylindrical section 31.
Embodiment 4:
Substance with embodiment 1, the difference is that:
Referring to Fig. 1, Fig. 2, the key 2 includes push rod 21 and cylinder 22, and one end of the cylinder 22 is vertical with push rod 21
The other end of connection, cylinder 22 offers Hexagon hole, and the peripheral surface of the cylindrical section 31 is outer-hexagonal shape.
Embodiment 5:
Substance with embodiment 1, the difference is that:
Referring to Fig. 1, Fig. 2, the key 2 includes push rod 21 and cylinder 22, the cylinder 22 and 21 vertical connection of push rod, column
The peripheral surface of body 22 is outer-hexagonal shape, and Hexagon hole is offered on the cylindrical section 31.
Claims (9)
1. a kind of urea tank locking closure, including lid (1) and key (2), interior be provided with of the lid (1) matches with key (2)
Lock core assembly, it is characterised in that:The lock core assembly includes screw rod (3) and holder (4), is opened up in the middle part of the holder (4)
There are tapped through hole, the lower part of holder (4) to offer the inner cavity (41) communicated with tapped through hole, be located at inner cavity on the holder (4)
(41) position of both sides is provided with two symmetrical guide rails (42), and bolt (5), bolt are equipped in the guide rail (42)
(5) spring (6) is arranged on, the top of the screw rod (3) is connected with key (2), middle part and the tapped through hole phase of screw rod (3)
Connection, the bottom of screw rod (3) are located in inner cavity (41), and the bolt (5) and the bottom connection of screw rod (3) touch, and bolt (5) edge is led
Rail moves inside and outside (42).
2. a kind of urea tank locking closure according to claim 1, it is characterised in that:It is arranged with baffle on the bolt (5)
(7), one end of the spring (6) is in contact with baffle (7), and the other end of spring (6) is in contact with the inner wall of holder (4).
3. a kind of urea tank locking closure according to claim 2, it is characterised in that:The screw rod (3) include cylindrical section (31),
One end of thread segment (32), round platform (33), the thread segment (32) is connected with cylindrical section (31), the other end of thread segment (32)
It is connected with the smaller diameter end of round platform (33), thread segment (32) is connected with tapped through hole, the cylindrical section (31) and key (2)
It is connected, the round platform (33) is located in inner cavity (41), and the peripheral surface of round platform (33) is in contact with bolt (5).
4. a kind of urea tank locking closure according to claim 3, it is characterised in that:The key (2) include push rod (21) with
Cylinder (22), one end and push rod (21) vertical connection of the cylinder (22), the other end of cylinder (22) offer threaded hole, institute
State the external screw thread for being provided on the peripheral surface of cylindrical section (31) and being connected with threaded hole.
5. a kind of urea tank locking closure according to claim 3, it is characterised in that:The key (2) include push rod (21) with
Cylinder (22), the cylinder (22) and push rod (21) vertical connection, the peripheral surface of cylinder (22) are provided with external screw thread, the cylinder
The threaded hole being connected with external screw thread is offered in section (31).
6. a kind of urea tank locking closure according to claim 3, it is characterised in that:The key (2) include push rod (21) with
Cylinder (22), one end and push rod (21) vertical connection of the cylinder (22), the other end of cylinder (22) offer Hexagon hole,
The peripheral surface of the cylindrical section (31) is outer-hexagonal shape.
7. a kind of urea tank locking closure according to claim 3, it is characterised in that:The key (2) include push rod (21) with
The peripheral surface of cylinder (22), the cylinder (22) and push rod (21) vertical connection, cylinder (22) is outer-hexagonal shape, the cylindrical section
(31) Hexagon hole is offered on.
8. a kind of urea tank locking closure according to any one of claim 1-7, it is characterised in that:On the lid (1)
It is provided with key lid (8).
9. a kind of urea tank locking closure according to any one of claim 1-7, it is characterised in that:On the lid (1)
Chain ring (9) is installed, chain ring is equipped with chain on (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820153819.5U CN208073168U (en) | 2018-01-30 | 2018-01-30 | Urea tank locking cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820153819.5U CN208073168U (en) | 2018-01-30 | 2018-01-30 | Urea tank locking cover |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208073168U true CN208073168U (en) | 2018-11-09 |
Family
ID=64036133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820153819.5U Active CN208073168U (en) | 2018-01-30 | 2018-01-30 | Urea tank locking cover |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208073168U (en) |
-
2018
- 2018-01-30 CN CN201820153819.5U patent/CN208073168U/en active Active
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