CN203528795U - Underwater load rejection mechanism - Google Patents
Underwater load rejection mechanism Download PDFInfo
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- CN203528795U CN203528795U CN201320572094.0U CN201320572094U CN203528795U CN 203528795 U CN203528795 U CN 203528795U CN 201320572094 U CN201320572094 U CN 201320572094U CN 203528795 U CN203528795 U CN 203528795U
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- pouring weight
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- fairing
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Abstract
The utility model belongs to the technical field of mechanical devices, and particularly relates to an underwater load rejection mechanism. The mechanism is a safety mechanism which can reject loads under water. The underwater load rejection mechanism comprises a bell-shaped base, water inlet pipes, an installation base, a screw ring, an electric igniter, a plunger, a right base body, thrust springs, a weight, a connecting rod, a flat washer, an elastic gasket, a nut, a fairing, pins, a left screw ring, a blocking piece, a left base body and a check ring, and an external device of the underwater load rejection mechanism is an underwater navigation body shell. The underwater load rejection mechanism is characterized in that high-pressure fuel gas is generated through electric ignition, the pins shear the blocking piece and enter the left base body under the action of the high-pressure fuel gas, the connecting rod is unlocked and released, the load rejection weight escapes a navigation body under the combined action of the thrust of the springs and gravity, a pneumatic releasing mechanism is safe and reliable and can not easily hurt personnel, and the pressure balance water inlet pipes and the thrust springs are designed for the system so that load rejection can be ensured.
Description
Technical field
The utility model belongs to mechanical device technical field, is specifically related to a kind of underwater load rejection mechanism, and this mechanism can throw the safety gear that carries ballast under water.
Background technology
During underwater sailing body submerge under water, if state of the art is normal, meet design requirement, do not need to carry by throwing quality, displacement and matter, the centre of buoyancy distance that changes thunder body.If but its submarine navigation trajectory abnormal (during super dark, super shallow, overcarriage, unexpected water inlet) or finish the work after while needing to reclaim, for guaranteeing underwater sailing body safety, conventionally to need to take to throw the method for pouring weight, the negative lift that becomes sail body is positive buoyancy, make sail body floating upward quickly, realize its salvaging is reclaimed.
In the past, sail body underwater ejection often adopted explosive bolt separation, igniting, allowed explosive bolt blow up and implemented throwing year.Although this mode structure is relatively simple, when its accidental ignition, blast fragment can seriously injure personnel and device security.In addition, separated fiduciary level is also undesirable, often occurs explosive bolt blast but unseparated situation.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of underwater load rejection mechanism, and this mechanism utilizes high-pressure gas to promote pin release and realizes underwater ejection.
To achieve these goals, the technical solution of the utility model is a kind of underwater load rejection mechanism, comprises bell seat, coolant inlet pipe, mount pad, volution, electric igniter, plunger, right matrix, thrust spring, pouring weight, pipe link, fairing, pin, left volution, catch, left matrix, back-up ring; Its peripheral unit is underwater sailing body housing;
On described mount pad, have threaded mounting hole and counterbore, described threaded mounting hole and counterbore mutually connect and are right-angled crossing setting;
Described plunger is circular cone structure;
Two end faces at described right matrix are inwardly respectively continuous straight hole, taper hole and two stepped holes of two sizes along axis direction, and the small end of taper hole and small stair hole connect;
Described pouring weight is conical structure, on described pouring weight, along axis direction, has centre hole, in a side of described centre hole, has the stepped hole paralleling with described centre hole axis;
Place, one end at described pipe link has the mounting hole perpendicular with its axis direction;
Mate with bell seat open end one end of described fairing, and the other end of described fairing is identical with the outer wall construction of underwater sailing body housing; On described fairing, have through hole;
One end of described left matrix has stepped hole, and the other end forms cavity, and stepped hole and the cavity of described left matrix connect;
Its annexation is: described bell seat is fixedly mounted on described underwater sailing body enclosure interior, and the axle center of described bell seat and underwater sailing body housing is perpendicular; The two ends of described coolant inlet pipe are separately fixed at the inner chamber of bell seat on the outer end of described underwater sailing body housing and bell seat and underwater sailing body housing is outer connects, described mount pad is fixedly mounted on the inwall top of described bell seat, and described left matrix and right matrix are spirally connected with the two ends of the threaded mounting hole of mount pad respectively; Described electric igniter is contained in the small stair hole of described right matrix, described volution is contained in the large stepped hole of described right matrix described electric igniter is fastening, described catch is contained in the stepped hole place of described left matrix, described left volution is screwed onto the stepped hole position of described left matrix and compresses catch, and the outer end of the cavity of described back-up ring and left matrix is spirally connected; Described plunger is filled in the taper hole of right matrix, and one end of described pin is contained in described left volution and contact with catch, and it is interior and contact with plunger that the other end of described pin is contained in the straight hole of described right matrix; Described pipe link is arranged on the central hole of described pouring weight, and the installation nose end of described pipe link is socketed on described plunger, and the other end of described pipe link is fastened on described pouring weight; Described thrust spring is contained in the stepped hole place of pouring weight and is conflicted on the stepped hole of pouring weight and the inwall of bell seat in the two ends of thrust spring; Described fairing Matching installation is at the open end of described bell seat and make described fairing and described underwater sailing body housing outer wall forms stream line pattern transition, and the through hole of described fairing communicates with the stepped hole of pouring weight.
The length of the cavity of described left matrix is greater than the length of pin.
On the inwall of described underwater sailing body housing, be provided with rib, described bell seat is fixedly connected with described rib.
On described pouring weight, have two stepped holes, described thrust spring is two, has two through holes on described fairing.
Described mount pad is fixed by screws on described bell seat.
Described fairing and pouring weight are fixed by screw.
Advantage of the present utility model and beneficial effect are: the utlity model has following characteristics, one, the high-pressure gas that utilizes electric ignition to produce, pin is at the effect down cut catch of high-pressure gas and enter left matrix, pipe link release discharges, and throws load-carrying piece and in sail body, overflows under the combined action of spring thrust and gravity; Two, pneumatic releasing mechanism safety, reliable, is difficult for injuring personal security; Three, for guaranteeing, throw to carry, system equilibrium of pressure coolant inlet pipe and thrust spring; Four, pouring weight is circular platform type or pyramid type structure, and internal material is plumbous, and outside is aluminium.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is action schematic diagram of the present utility model;
Fig. 4 is the utility model underwater ejection schematic diagram.
Wherein, 1-bell seat; 2-underwater sailing body housing; 3-coolant inlet pipe; 4-screw; 5-mount pad; 6-volution; 7-electric igniter; 8-plunger; The right matrix of 9-; 10-thrust spring; 11-pouring weight; 12-pipe link; 13-flat gasket; 14-bullet packing ring; 15-nut; 16-fairing; 17-screw; 18-rib; 19-pin; The left volution of 20-; 21-catch; The left matrix of 22-; 23 back-up rings.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is further described, following examples are only for the technical solution of the utility model is more clearly described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1 and Figure 2, the concrete technical scheme of implementing of the utility model is: a kind of underwater load rejection mechanism, comprises bell seat 1, coolant inlet pipe 3, mount pad 5, volution 6, electric igniter 7, plunger 8, right matrix 9, thrust spring 10, pouring weight 11, pipe link 12, flat gasket 13, plays packing ring 14, nut 15, fairing 16, pin 19, left volution 20, catch 21, left matrix 22, back-up ring 23; Its peripheral unit is underwater sailing body housing 2;
On described mount pad 5, have threaded mounting hole and counterbore, described threaded mounting hole and counterbore mutually connect and are right-angled crossing setting;
Described plunger 8 is circular cone structure;
Two end faces at described right matrix 9 are inwardly respectively continuous straight hole, taper hole and two stepped holes of two sizes along axis direction, and the small end of taper hole and small stair hole connect;
Described pouring weight 11 is conical structure, on described pouring weight 11, along axis direction, has centre hole, in a side of described centre hole, has the stepped hole paralleling with described centre hole axis;
Place, one end at described pipe link 12 has the mounting hole perpendicular with its axis direction;
Mate with bell seat 1 open end one end of described fairing 16, and the other end of described fairing 16 is identical with the outer wall construction of underwater sailing body housing 2; On described fairing 16, have through hole;
One end of described left matrix 22 has stepped hole, and the other end forms cavity, and stepped hole and the cavity of described left matrix 22 connect;
Its annexation is: described bell seat 1 is fixedly mounted on described underwater sailing body housing 2 inside, and described bell seat 1 is perpendicular with the axle center of underwater sailing body housing 2; The two ends of described coolant inlet pipe 3 are separately fixed at the inner chamber of bell seat 1 on the outer end of described underwater sailing body housing 2 and bell seat 1 and underwater sailing body housing 2 is outer connects, described mount pad 5 is fixedly mounted on the inwall top of described bell seat 1, and described left matrix 22 and right matrix 9 are spirally connected with the two ends of the threaded mounting hole of mount pad 5 respectively; Described electric igniter 7 is contained in the small stair hole of described right matrix 9, described volution 6 is contained in the large stepped hole of described right matrix 9 described electric igniter 7 is fastening, described catch 21 is contained in the stepped hole place of described left matrix 22, described left volution 20 is screwed onto the stepped hole position of described left matrix 22 and compresses catch 21, and described back-up ring 23 is spirally connected with the outer end of the cavity of left matrix 22; Described plunger 8 is filled in the taper hole of right matrix 9, and one end of described pin 19 is contained in described left volution 20 and contact with catch 21, and it is interior and contact with plunger 8 that the other end of described pin 19 is contained in the straight hole of described right matrix 9; Described pipe link 12 is arranged on the central hole of described pouring weight 11, and the installation nose end of described pipe link 12 is socketed on described plunger 8, and the other end of described pipe link 12 is fastened on described pouring weight 11 by flat gasket 13, bullet packing ring 14 and nut 15; Described thrust spring 10 is contained in the stepped hole place of pouring weight 11 and is conflicted on the stepped hole of pouring weight 11 and the inwall of bell seat 1 in the two ends of thrust spring 10; Described fairing 16 Matching installations are at the open end of described bell seat 1 and make described fairing 16 and described underwater sailing body housing 2 outer walls form stream line pattern transition, and the through hole of described fairing 16 communicates with the stepped hole of pouring weight 11.
The length of the cavity of described left matrix 22 is greater than the length of pin 19.
On the inwall of described underwater sailing body housing 2, be provided with rib 18, described bell seat 1 is fixedly connected with described rib 18.
On described pouring weight 11, have two stepped holes, described thrust spring 10 is two, has two through holes on described fairing 16.
Described mount pad 5 is fixed on described bell seat 1 by screw 4.
Described fairing 16 is fixing by screw 17 with pouring weight 11.
As shown in Figure 3, Figure 4, the utility model is a kind of underwater load rejection mechanism that utilizes high-pressure gas to promote pin release, throw while carrying to electric igniter 7 igniting, the high-pressure gas that electric igniter 7 produces promotes pin 19 and shears catch 21, after catch 21 is broken, pin 19 is pushed the interior preservation of left matrix 22 by high-pressure gas, thereby can personnel not caused damage or equipment is caused damage.For guaranteeing that the reliable throwing under complex situations carries, the utility model mechanism is also provided with coolant inlet pipe 3, thrust spring 10 and pouring weight 11 etc.Specific works is: during underwater sailing body underwater operation, seawater or fresh water enter in the utility model device by coolant inlet pipe 3 and pouring weight 11 stepped holes, realize the inside and outside pressure balanced of the utility model device.During underwater sailing body navigation, if sail body state is normal, does not throw and carry, if sail body is super dark, super shallow, overcarriage, unexpected water inlet or navigational duty complete, in the time of need to reclaiming underwater sailing body, submarine navigation body controller to electric igniter 7 with ignition signal, electric igniter 7 produces high-pressure gas, gaseous-pressure is applied on plunger 8 and produces thrust, promote pin 19 and shear catch 21, pin 19 overcomes the friction drag that pipe link 12 produces, enter in the cavity of left matrix 22, pipe link 12 lifts restrictions, at pouring weight 11 gravity, under the combined action of thrust spring 10 thrusts, thrust spring 10, pouring weight 11, pipe link 12, fairing 16 grades are overflowed in sail body, implement to throw and carry.For guaranteeing pouring weight 11 profiles, pouring weight 11 outer cladding aluminum hulls.For reducing to interfere, pouring weight 11 is designed to up-small and down-big circular platform type, and gap can be increasing between pouring weight 11 and bell seat 1 after separated like this, and difficultly block, interference etc. affects separated rough sledding.After throwing is carried, underwater sailing body becomes positive buoyancy from negative lift, and floating upward quickly is to the water surface.So far, the utility model mechanism completes once throwing and carries task.
While using, pull down left matrix 22, right matrix 9 next time from mount pad 5, change new left matrix 22, right matrix 9, and pipe link 12, pouring weight 11, fairing 16 repeat aforesaid operations.
At present, the utility model device on pond, lake, marine actual carry out throwing for more than 100 time carry test, success ratio reaches 100%.
The above is only preferential embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a underwater load rejection mechanism, is characterized in that: comprise bell seat (1), coolant inlet pipe (3), mount pad (5), volution (6), electric igniter (7), plunger (8), right matrix (9), thrust spring (10), pouring weight (11), pipe link (12), fairing (16), pin (19), left volution (20), catch (21), left matrix (22), back-up ring (23); Its peripheral unit is underwater sailing body housing (2);
On described mount pad (5), have threaded mounting hole and counterbore, described threaded mounting hole and counterbore mutually connect and are right-angled crossing setting;
Described plunger (8) is circular cone structure;
Two end faces at described right matrix (9) are inwardly respectively continuous straight hole, taper hole and two stepped holes of two sizes along axis direction, and the small end of taper hole and small stair hole connect;
Described pouring weight (11) is conical structure, has centre hole described pouring weight (11) is upper along axis direction, in a side of described centre hole, has the stepped hole paralleling with described centre hole axis;
Place, one end at described pipe link (12) has the mounting hole perpendicular with its axis direction;
Mate with bell seat (1) open end one end of described fairing (16), and the other end of described fairing (16) is identical with the outer wall construction of underwater sailing body housing (2); On described fairing (16), have through hole;
One end of described left matrix (22) has stepped hole, and the other end forms cavity, and stepped hole and the cavity of described left matrix (22) connect;
Its annexation is: described bell seat (1) is fixedly mounted on described underwater sailing body housing (2) inside, and described bell seat (1) is perpendicular with the axle center of underwater sailing body housing (2); The two ends of described coolant inlet pipe (3) are separately fixed at the inner chamber of bell seat (1) on the outer end of described underwater sailing body housing (2) and bell seat (1) and underwater sailing body housing (2) is outer connects, described mount pad (5) is fixedly mounted on the inwall top of described bell seat (1), and described left matrix (22) and right matrix (9) are spirally connected with the two ends of the threaded mounting hole of mount pad (5) respectively; Described electric igniter (7) is contained in the small stair hole of described right matrix (9), described volution (6) is contained in the large stepped hole of described right matrix (9) described electric igniter (7) is fastening, described catch (21) is contained in the stepped hole place of described left matrix (22), described left volution (20) is screwed onto the stepped hole position of described left matrix (22) and compresses catch (21), and described back-up ring (23) is spirally connected with the outer end of the cavity of left matrix (22); Described plunger (8) is filled in the taper hole of right matrix (9), one end of described pin (19) is contained in described left volution (20) and contact with catch (21), and it is interior and contact with plunger (8) that the other end of described pin (19) is contained in the straight hole of described right matrix (9); Described pipe link (12) is arranged on the central hole of described pouring weight (11), and it is upper that the installation nose end of described pipe link (12) is socketed in described plunger (8), and the other end of described pipe link (12) is fastened on described pouring weight (11); Described thrust spring (10) is contained in the stepped hole place of pouring weight (11) and is conflicted on the stepped hole of pouring weight (11) and the inwall of bell seat (1) in the two ends of thrust spring (10); Described fairing (16) Matching installation is at the open end of described bell seat (1) and make described fairing (16) and described underwater sailing body housing (2) outer wall form stream line pattern transition, and the through hole of described fairing (16) communicates with the stepped hole of pouring weight (11).
2. a kind of underwater load rejection mechanism according to claim 1, is characterized in that: the length of the cavity of described left matrix (22) is greater than the length of pin (19).
3. a kind of underwater load rejection mechanism according to claim 1 and 2, is characterized in that: on the inwall of described underwater sailing body housing (2), be provided with rib (18), described bell seat (1) is fixedly connected with described rib (18).
4. a kind of underwater load rejection mechanism according to claim 1 and 2, is characterized in that: on described pouring weight (11), have two stepped holes, described thrust spring (10) is two, has two through holes on described fairing (16).
5. a kind of underwater load rejection mechanism according to claim 1 and 2, is characterized in that: described mount pad (5) is fixed on described bell seat (1) by screw (4).
6. a kind of underwater load rejection mechanism according to claim 1 and 2, is characterized in that: described fairing (16) is fixing by screw (17) with pouring weight (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320572094.0U CN203528795U (en) | 2013-09-16 | 2013-09-16 | Underwater load rejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320572094.0U CN203528795U (en) | 2013-09-16 | 2013-09-16 | Underwater load rejection mechanism |
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| CN203528795U true CN203528795U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320572094.0U Withdrawn - After Issue CN203528795U (en) | 2013-09-16 | 2013-09-16 | Underwater load rejection mechanism |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103496442A (en) * | 2013-09-16 | 2014-01-08 | 中国船舶重工集团公司第七一〇研究所 | Underwater load rejection mechanism |
| CN104882746A (en) * | 2015-05-19 | 2015-09-02 | 中国船舶重工集团公司第七○二研究所 | Load rejection apparatus for manned submersible storage battery box |
| CN105197213A (en) * | 2015-10-16 | 2015-12-30 | 上海海洋大学 | Manual throwing and loading mechanism in manned submarine cabin |
| CN105438422A (en) * | 2015-11-30 | 2016-03-30 | 天津大学 | Safety protecting device for underwater vehicle |
| CN105799892A (en) * | 2016-03-09 | 2016-07-27 | 中国船舶重工集团公司第七研究所 | Built-in type load carrying cabin suitable for underwater navigation body |
| CN107719609A (en) * | 2017-10-13 | 2018-02-23 | 河海大学 | A kind of bathysphere for formula emergency self-saving of escaping unnoticed |
| CN109050834A (en) * | 2018-06-15 | 2018-12-21 | 中国海洋大学 | Mechanical underwater fixed depth release |
| CN109677573A (en) * | 2018-12-26 | 2019-04-26 | 中国船舶重工集团公司第七一0研究所 | A kind of deep-sea magnetic coupling transmission load rejection mechanism |
| CN111994240A (en) * | 2020-09-10 | 2020-11-27 | 中国船舶科学研究中心 | Shearing device capable of automatically releasing floating raft |
| CN114275130A (en) * | 2022-01-18 | 2022-04-05 | 山西汾西重工有限责任公司 | Water inlet self-sinking device |
-
2013
- 2013-09-16 CN CN201320572094.0U patent/CN203528795U/en not_active Withdrawn - After Issue
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103496442A (en) * | 2013-09-16 | 2014-01-08 | 中国船舶重工集团公司第七一〇研究所 | Underwater load rejection mechanism |
| CN104882746A (en) * | 2015-05-19 | 2015-09-02 | 中国船舶重工集团公司第七○二研究所 | Load rejection apparatus for manned submersible storage battery box |
| CN104882746B (en) * | 2015-05-19 | 2017-03-01 | 中国船舶重工集团公司第七○二研究所 | A kind of manned underwater vehicle accumulator box jettison system |
| CN105197213A (en) * | 2015-10-16 | 2015-12-30 | 上海海洋大学 | Manual throwing and loading mechanism in manned submarine cabin |
| CN105438422A (en) * | 2015-11-30 | 2016-03-30 | 天津大学 | Safety protecting device for underwater vehicle |
| CN105799892A (en) * | 2016-03-09 | 2016-07-27 | 中国船舶重工集团公司第七研究所 | Built-in type load carrying cabin suitable for underwater navigation body |
| CN107719609A (en) * | 2017-10-13 | 2018-02-23 | 河海大学 | A kind of bathysphere for formula emergency self-saving of escaping unnoticed |
| CN109050834A (en) * | 2018-06-15 | 2018-12-21 | 中国海洋大学 | Mechanical underwater fixed depth release |
| CN109050834B (en) * | 2018-06-15 | 2023-10-24 | 中国海洋大学 | Mechanical underwater depth-setting releaser |
| CN109677573A (en) * | 2018-12-26 | 2019-04-26 | 中国船舶重工集团公司第七一0研究所 | A kind of deep-sea magnetic coupling transmission load rejection mechanism |
| CN109677573B (en) * | 2018-12-26 | 2021-04-20 | 中国船舶重工集团公司第七一0研究所 | Deep sea magnetic coupling transmission load rejection mechanism |
| CN111994240A (en) * | 2020-09-10 | 2020-11-27 | 中国船舶科学研究中心 | Shearing device capable of automatically releasing floating raft |
| CN114275130A (en) * | 2022-01-18 | 2022-04-05 | 山西汾西重工有限责任公司 | Water inlet self-sinking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20160629 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |