CN208169759U - A kind of shockproof people's air defense HVAC special flange disk - Google Patents
A kind of shockproof people's air defense HVAC special flange disk Download PDFInfo
- Publication number
- CN208169759U CN208169759U CN201820650016.0U CN201820650016U CN208169759U CN 208169759 U CN208169759 U CN 208169759U CN 201820650016 U CN201820650016 U CN 201820650016U CN 208169759 U CN208169759 U CN 208169759U
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- CN
- China
- Prior art keywords
- people
- drive rod
- air defense
- baffle
- shockproof
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to people's air defense technical fields, in particular a kind of shockproof people's air defense HVAC special flange disk, including disk body, several screw holes are uniformly equipped on disk body at equal intervals, several internal screw threads are equipped in screw hole, several limit holes are uniformly equipped between two adjacent internal screw threads at equal intervals, the side of disk body is equipped with sealing ring, screw hole is equipped with nut, the top of nut is equipped with groove, the bottom of groove is equipped with drive rod vertically, turntable is connected at the top of drive rod, the top of turntable is equipped with pull ring, the lower center position of nut is connected with screw rod, rotation slot is equipped in screw rod, the bottom of rotation slot is equipped with movable cabin, second baffle is equipped in movable cabin vertically, it is also horizontal in movable cabin to be equipped with inserted link.The problem of the utility model structure is simple, effectively avoids vibration and ring flange is caused to loosen, convenient for promoting the use of.
Description
Technical field
The utility model relates to people's air defense technical field, specially a kind of shockproof people's air defense HVAC special flange disk.
Background technique
Civil air defense constructions and installations is a kind of special hypogee for having requirement of shelter, and in civil air defense constructions and installations, HVAC is critically important group
It at part, in the process of construction of people's air defense HVAC, needs for HVAC pipe to be attached, and is commonly exactly to be carried out using ring flange
Connection, will use bolt when ring flange is attached and is attached two ring flanges, but be bolted in use
When, the loosening of bolt is easily caused when vibrating, and is in turn resulted in the separation of pipeline, is repaired and bring very
Big difficulty, in consideration of it, it is proposed that a kind of shockproof people's air defense HVAC special flange disk.
Utility model content
The purpose of this utility model is to provide a kind of shockproof people's air defense HVAC special flange disks, to solve above-mentioned background skill
The problem of be easy to causeing loosening when the bolted flange disk proposed in art.
To achieve the above object, the utility model provides the following technical solutions：
A kind of shockproof people's air defense HVAC special flange disk, including disk body are uniformly equipped on the disk body several at equal intervals
Screw hole, the screw hole is interior to be equipped with several internal screw threads, is uniformly equipped with several limits at equal intervals between two adjacent internal screw threads
The side in hole, the disk body is equipped with sealing ring；
The screw hole is equipped with nut, and the top of the nut is equipped with groove, and the bottom of the groove is equipped with transmission vertically
Bar, and the drive rod runs through the top of the nut, is connected with turntable at the top of the drive rod, and the turntable is located at institute
It states in groove, the top of the turntable is equipped with pull ring, and the pull ring and the turntable are rotatablely connected by shaft；
The lower center position of the nut is connected with screw rod, is equipped with rotation slot, the bottom of the rotation slot in the screw rod
Portion is equipped with movable cabin, is equipped with second baffle in the movable cabin vertically, also horizontal in the movable cabin to be equipped with inserted link, and described inserts
Bar sequentially passes through second baffle and the inner wall of movable cabin is connected with the external world.
Preferably, the bottom of the drive rod is equipped with gear, and the bottom of the inserted link is equipped with rack gear, and the gear and institute
State rack gear intermeshing.
Preferably, first baffle is additionally provided at the top of the rotation slot, and the drive rod runs through the first baffle, institute
It states and is arranged with the first spacing collar on drive rod, first spacing collar is located at the lower section of the first baffle, on the drive rod
It is also arranged with the first spring, and first spring is between first spacing collar and the first baffle.
Preferably, the bottom both ends of the pull ring are symmetrically embedded there are two ball, and the ball and the pull ring rotate
Connection.
Preferably, the outer surface of the screw rod is equipped with external screw thread, and the external screw thread is threadedly engaged with the internal screw thread.
Preferably, the second spacing collar is arranged on the inserted link, second spacing collar is set close to the drive rod side
There is second spring, and the both ends of the second spring are closely welded with second spacing collar and the second baffle respectively.
Compared with prior art, the beneficial effects of the utility model：This shockproof people's air defense HVAC special flange disk, by setting
The sealing ring set can be such that pipeline connects even closer；It, can be by being nibbled with rack gear by the drive rod and gear of setting
Conjunction moves back and forth inserted link, and then facilitates the control to inserted link, and inserted link is by the clamping engagement with limit hole, by screw rod
When tightening, screw rod can be fixed, and then avoid bolt and generate loosening, realize the steady of two ring flange connections
Qualitative, second spring can be avoided the retraction of inserted link, ensure that the stability of inserted link clamping.The utility model structure is simple, has
The problem of avoiding vibration and ring flange caused to loosen of effect, convenient for promoting the use of.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structural schematic diagram of sealing ring in the utility model；
Fig. 3 is the internal structure chart of screw hole in the utility model；
Fig. 4 is the internal structure chart of bolt in the utility model；
Fig. 5 is the enlarged structure schematic diagram in the utility model Fig. 4 at A.
In figure：1, disk body；11, screw hole；111, internal screw thread；112, limit hole；12, sealing ring；2, nut；21, groove；
22, drive rod；221, the first spacing collar；222, gear；23, turntable；231, shaft；24, pull ring；241, ball；25, first gear
Plate；26, the first spring；3, screw rod；31, external screw thread；32, rotation slot；33, movable cabin；34, second baffle；35, inserted link；351,
Rack gear；352, the second spacing collar；36, second spring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution：
A kind of shockproof people's air defense HVAC special flange disk, as shown in Figure 1, Figure 2 and Figure 3, including disk body 1, on disk body 1 uniformly
It is equipped with several screw holes 11 at equal intervals, is equipped with several internal screw threads 111 in screw hole 11, between two adjacent internal screw threads 111 uniformly etc.
Spacing is equipped with several limit holes 112, and the side of disk body 1, which is equipped with sealing ring 12, can make pipeline by the sealing ring 12 of setting
What is connected is even closer.
Disk body 1 is made of 316 stainless steels in the present embodiment, and hardness is big, is unlikely to deform, and can guarantee the stabilization of connection
Property, and increase service life.
In the present embodiment, sealing ring 12 is made of silicon rubber, and with a thickness of 2mm, silicon rubber has splendid heat-resisting, resistance to
Cold, resistance to ozone, resistance to weathering energy, and be used for a long time and be unlikely to deform, while increasing leakproofness, it also can increase use
Service life.
As shown in Figure 4 and Figure 5, screw hole 11 is equipped with nut 2, and the top of nut 2 is equipped with groove 21, and the bottom of groove 21 is perpendicular
It is directly equipped with drive rod 22, and drive rod 22 runs through the top of nut 2, the top of drive rod 22 is connected with turntable 23, and turntable 23
In groove 21, the top of turntable 23 is equipped with pull ring 24, and pull ring 24 is rotatablely connected with turntable 23 by shaft 231, pull ring
24 bottom both ends are symmetrically embedded there are two ball 241, and ball 241 and pull ring 24 are rotatablely connected.
In the present embodiment, nut 2 is made of mild steel, has hardness high, good corrosion resistance is not easy to get rusty, makes to connect
It is more stable, and increase service life.
In the present embodiment, ball 241 is made of stainless steel, has hardness strong, and surface is smooth, is turned in bottom portion of groove
It is more smooth when dynamic.
As shown in figure 4, the lower center position of nut 2 is connected with screw rod 3, the outer surface of screw rod 3 is equipped with external screw thread 31, and
External screw thread 31 is threadedly engaged with internal screw thread 111, rotation slot 32 is equipped in screw rod 3, the top of rotation slot 32 is additionally provided with first baffle
25, and drive rod 22 runs through first baffle 25, it is arranged with the first spacing collar 221 on drive rod 22, the first spacing collar 221 is located at the
The lower section of one baffle 25 is also arranged with the first spring 26 on drive rod 22, and the first spring 26 is located at the first spacing collar 221 and
Between one baffle 25, the bottom of rotation slot 32 is equipped with movable cabin 33, is equipped with second baffle 34, movable cabin 33 vertically in movable cabin 33
It is interior also horizontal equipped with inserted link 35, and inserted link 35 sequentially passes through second baffle 34 and the inner wall of movable cabin 33 is connected with the external world, inserts
Bar 35 is by the clamping engagement with limit hole 112, and when tightening screw rod 3, screw rod 3 can be fixed, and then keeps away
Bolt 3 is exempted from and has generated loosening, realized the stability of two ring flanges connection, the bottom of drive rod 22 is equipped with gear 222, inserted link
35 bottom is equipped with rack gear 351, and gear 222 and rack gear 351 are intermeshed, by the drive rod 22 and gear 222 of setting,
Can be engaged by gear 222 with rack gear 351 moves back and forth inserted link 35, and then facilitates the control to inserted link 35, inserted link 35
On be arranged with the second spacing collar 352, the second spacing collar 352 is equipped with second spring 36, and second spring close to 22 side of drive rod
36 both ends are closely welded with the second spacing collar 352 and second baffle 34 respectively, and second spring 36 can be avoided the contracting of inserted link 35
It returns, ensure that the stability that inserted link 35 is clamped.
In the present embodiment, inserted link 35 is located at the central location of any two external screw thread 31.
The shockproof people's air defense HVAC special flange disk of the present embodiment when in use, by two disk bodies 1 to be equipped with sealing
One side of circle 12 is to fitting, in the rotation, pull ring 24 is vertical then by the way that screw rod 3 to be put into screw hole 11 and rotate,
When vertical, ball 241 and the bottom of groove 21 are mutually contradicted, and then move up turntable 23 and drive rod 22, are being driven
Band moving gear 222 and rack gear 351 are intermeshed when bar 22 moves up, and are rotated pull ring 24 at this time, can be made 351 band of rack gear
Dynamic inserted link 35 is mobile, when inserted link 35 is moved to 3 inside of screw rod, by rotating screw cap 2, is close to two ring flanges, will
Pull ring 24 is laid flat, and under the drive of the first spring 26, drive rod 22 and gear 222 are moved down, at this time gear 222 and rack gear
351 are not in contact with each other, and under the drive of second spring 36, inserted link 35 can to moving on the outside of screw rod 3, and with one of limit
Position 112 phase of hole clamping.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (6)
1. a kind of shockproof people's air defense HVAC special flange disk, including disk body (1), it is characterised in that：On the disk body (1) uniformly etc.
Spacing is equipped with several screw holes (11), is equipped with several internal screw threads (111) in the screw hole (11), two adjacent internal screw threads
(111) several limit holes (112) uniformly are equipped at equal intervals between, the side of the disk body (1) is equipped with sealing ring (12)；
The screw hole (11) is equipped with nut (2), and the top of the nut (2) is equipped with groove (21), the bottom of the groove (21)
Portion is equipped with drive rod (22) vertically, and the drive rod (22) runs through the top of the nut (2), the top of the drive rod (22)
Portion is connected with turntable (23), and the turntable (23) is located in the groove (21), and the top of the turntable (23) is equipped with pull ring
(24), and the pull ring (24) and the turntable (23) are rotatablely connected by shaft (231)；
The lower center position of the nut (2) is connected with screw rod (3), is equipped with rotation slot (32) in the screw rod (3), and described turn
The bottom of dynamic slot (32) is equipped with movable cabin (33), is equipped with second baffle (34) vertically in the movable cabin (33), the movable cabin
(33) also horizontal in be equipped with inserted link (35), and the inserted link (35) sequentially passes through the inner wall of second baffle (34) and movable cabin (33)
It is connected with the external world.
2. shockproof people's air defense HVAC special flange disk according to claim 1, it is characterised in that：The drive rod (22)
Bottom is equipped with gear (222), and the bottom of the inserted link (35) is equipped with rack gear (351), and the gear (222) and the rack gear
(351) it is intermeshed.
3. shockproof people's air defense HVAC special flange disk according to claim 1, it is characterised in that：The rotation slot (32)
Top is additionally provided with first baffle (25), and the drive rod (22) runs through the first baffle (25), on the drive rod (22)
It is arranged with the first spacing collar (221), first spacing collar (221) is located at the lower section of the first baffle (25), the transmission
It is also arranged on bar (22) the first spring (26), and first spring (26) is located at first spacing collar (221) and described
Between first baffle (25).
4. shockproof people's air defense HVAC special flange disk according to claim 1, it is characterised in that：The bottom of the pull ring (24)
Portion both ends are symmetrically embedded there are two ball (241), and the ball (241) and the pull ring (24) are rotatablely connected.
5. shockproof people's air defense HVAC special flange disk according to claim 1, it is characterised in that：Outside the screw rod (3)
Surface is equipped with external screw thread (31), and the external screw thread (31) is threadedly engaged with the internal screw thread (111).
6. shockproof people's air defense HVAC special flange disk according to claim 1, it is characterised in that：It is covered on the inserted link (35)
Equipped with the second spacing collar (352), second spacing collar (352) is equipped with second spring close to the drive rod (22) side
(36), and the both ends of the second spring (36) are close with second spacing collar (352) and the second baffle (34) respectively
Welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820650016.0U CN208169759U (en) | 2018-05-03 | 2018-05-03 | A kind of shockproof people's air defense HVAC special flange disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820650016.0U CN208169759U (en) | 2018-05-03 | 2018-05-03 | A kind of shockproof people's air defense HVAC special flange disk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208169759U true CN208169759U (en) | 2018-11-30 |
Family
ID=64368590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820650016.0U Expired - Fee Related CN208169759U (en) | 2018-05-03 | 2018-05-03 | A kind of shockproof people's air defense HVAC special flange disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208169759U (en) |
-
2018
- 2018-05-03 CN CN201820650016.0U patent/CN208169759U/en not_active Expired - Fee Related
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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: 20181130 Termination date: 20210503 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |