CN103625323A - Explosion protection seat - Google Patents
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- CN103625323A CN103625323A CN201310453351.3A CN201310453351A CN103625323A CN 103625323 A CN103625323 A CN 103625323A CN 201310453351 A CN201310453351 A CN 201310453351A CN 103625323 A CN103625323 A CN 103625323A
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Abstract
The invention provides an explosion protection seat, and belongs to the technical field of seats. The explosion protection seat solves the problems that an existing explosion protection seat is poor in anti-vibration effect, cannot protect the head of a sitter, and occupies a large space in an armored vehicle. The explosion protection seat comprises a connecting seat body arranged in the armored vehicle, a backrest and a seat cushion, wherein the backrest and the seat cushion are arranged on the connecting seat body. The backrest is vertically and fixedly connected to the connecting seat body, a head protection device used for protecting the head of the sitter is arranged at the upper end of the backrest, the seat cushion is hinged to the connecting seat body, a turnover device enabling the seat cushion to be tightly attached to the backrest is arranged between the seat cushion and the connecting seat body, and the seat cushion is further provided with a pedal device used for being stepped by the sitter. The explosion protection seat is good in anti-vibration effect and capable of protecting the head of the sitter, and the space occupied by the seat in the armored vehicle is small.
Description
Technical field
The invention belongs to seat technical field, relate to a kind of explosion protection seat.
Background technology
Armored motor car is to have the various crawler belts of armor facing or the general designation of wheeled military vehicle.The characteristic of armored motor car is the cross-country mobility energy with height, in modern military war, armored motor car plays a part very important, and it utilizes its powerful protection to screen to tear enemy's position defense, and screen infantry's attack, for infantry's attack creates conditions.Simultaneously, armored motor car is due to its powerful aggressiveness, also can attract the attack of enemy's artillery fire, therefore, the car body of armored motor car must possess and have powerful explosion-proof, lightning protection capability, meanwhile, the seat of armored motor car equipment also should possess good lightning protection function, to avoid occupant because the violent vibration of car body causes casualties.
The existing seat being arranged on armored motor car is mainly to play antihunt action, and the utility function of seat is more single, as Chinese patent literature discloses a kind of Lightningproof damping chair [publication number: CN10172288A; Application number: 200910208242.9], comprise the chair back and chair cushion, the described chair back and chair cushion are fixed on tressel, described tressel is connected with seat matrix actively, described seat matrix is connected with the permanent seat on car body, between described seat matrix and tressel, be provided with flexible adjustment device, described flexible adjustment device comprises that one end is fixed on seat matrix, and the other end is fixed on the spring on tressel.This Lightningproof damping chair is by the design of the chair back and chair cushion being to movable, when armored motor car is subject to land mine and impacts, can play the effect of buffering, thereby damping impulsive force is reduced after the spring stress after the chair back, reduces personnel's injures and deaths.Because still relying on the elastic force of spring, this Lightningproof damping chair is used for shock-absorbing and the impact resistance of upgrade block chair, when armored motor car is subject to bombing raid, even if spring has cushioning effect, but occupant still can be subject to the hard collision from car body, cause the lightning protection of seat, anti-shock impact-resistant ability undesirable.In above-mentioned structure, explosion protection seat shockproof effect is poor, does not play protection travelling people person's head, and the space that this seat accounts in armored motor car car is also larger, and practicality is not strong.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, proposed a kind of damping effect better, can also reduce armored motor car interior space, can rotate explosion protection seat easily for machine gunner provides again.
Object of the present invention can realize by following technical proposal: a kind of explosion protection seat; comprise the Connection Block being arranged in armored motor car car and be arranged on backrest, the seat cushion on Connection Block; it is characterized in that; described backrest is vertically connected on above-mentioned Connection Block; in backrest upper end, be provided with the head guard for the protection of travelling people person's head; described seat cushion is hinged on above-mentioned Connection Block and between this seat cushion and Connection Block and is provided with and can makes seat cushion be close to the turning device on above-mentioned backrest, is also provided with on cushion the foot device of stepping on of riding for travelling people person.
This explosion protection seat is mainly that the practicality arranging is more intense, not only there is effect shockproof, antidetonation, by turning device, can reduce the usage space in armored motor car car, this head guard prevents that travelling people person's head from being clashed in use, and this steps on the traveling comfort that foot device can improve seat passenger shank.
In above-mentioned a kind of explosion protection seat, described Connection Block comprises lower and with the seat of honour of dip plane, on the described seat of honour, there is connecting portion one on vertical direction and perpendicular to the connecting portion in the lump connecting portion in horizontal direction two, above-mentioned backrest is connected on connecting portion one, above-mentioned seat cushion is hinged on the seat of honour and this seat cushion is resisted against the top of connecting portion two, on connecting portion two, be provided with can make seat cushion buffering against rubber block, described lower comprises for being connected in rotary support on armored motor car car bottom plate and the swinging strut being connected mutually with dip plane, the above-mentioned seat of honour, on this swinging strut, there is the column spinner that can be plugged in above-mentioned rotary support and can rotate in above-mentioned rotary support, between described column spinner and rotary support, be provided with and make column spinner circumferentially be locked in the locking structure on rotary support.
In above-mentioned a kind of explosion protection seat, described locking structure is included in the circumferencial direction along rotary support on the outer wall of rotary support and offers several blind holes, on column spinner, be installed with the adapter plate perpendicular to column spinner, hinged handle on adapter plate, one end of handle is hinged with the lock core that can be located in above-mentioned one of them blind hole, on the adapter plate between lock core and rotary support, be also fixed with orienting lug, on orienting lug, offer spring perch, in the bottom of spring perch, offer for above-mentioned lock core through described pilot hole, described lock core penetrates end through pilot hole and this and stretches out above-mentioned spring perch seat mouth, at the external part of lock core, set firmly and be equipped with the circular baffle plate matching with above-mentioned spring perch seat mouth, on spring perch, place a spring one, one end of this spring one is resisted against on above-mentioned spring perch, the other end of this spring one is resisted against in described circular baffle plate.
In above-mentioned a kind of explosion protection seat, described seat cushion comprises cushion rack and is connected in the cushion body on cushion rack, on described cushion rack, be installed with articulated pipe, on the seat of honour, be installed with mount pad, described articulated pipe is between mount pad and cushion rack side plate frame, in articulated pipe, be equipped with bearing pin, one end of this bearing pin is circumferentially connected on above-mentioned cushion rack side plate frame, the other end of this bearing pin is located in above-mentioned mount pad and the external part end of this bearing pin is radially equipped with the latch that prevents bearing pin end float misalignment in mount pad, between the two ends of described articulated pipe and bearing pin, be also provided with respectively and prevent that bearing pin and articulated pipe from rotating stuck plastic bushing.
In above-mentioned a kind of explosion protection seat, described turning device is included on the outer wall of articulated pipe and is socketed with torsion spring, one end of this torsion spring is connected on above-mentioned mount pad, the other end of this torsion spring is connected on above-mentioned cushion rack side plate frame, is provided with the adjustment structure that regulates torsion spring twisting resistance on mount pad.
In above-mentioned a kind of explosion protection seat, described adjustment structure comprises the regulating sleeve being set on above-mentioned bearing pin, on regulating sleeve, offer connecting bore one, circumferencial direction along bearing pin on the outer wall of bearing pin offers several connecting bores two, described regulating sleeve by bolt pass above-mentioned connecting bore one, connecting bore two is circumferentially fixed on regulating sleeve on bearing pin, one end of above-mentioned torsion spring is connected on above-mentioned regulating sleeve.
In above-mentioned a kind of explosion protection seat, the described foot device of stepping on comprises a T-shaped pin proping, outer end in the vertical struts of pin proping is fixed with hinged seat, at seat cushion lower surface, be fixed with circular contiguous block, described hinged seat is hinged on above-mentioned circular contiguous block by bolt axle, is provided with the latch-up structure that makes pin proping tilt to support or be close to seat cushion lower surface between hinged seat and circular contiguous block.
In above-mentioned a kind of explosion protection seat, described latch-up structure is included in and on hinged seat, offers spliced eye one, on circular contiguous block, offer can be relative with above-mentioned spliced eye one spliced eye two, spliced eye three, when the line of centers of spliced eye two and the repetition of the line of centers of spliced eye one, in spliced eye two and spliced eye one, wear locating dowel pin, between this pin proping and seat cushion, form inclination strut angle, when the line of centers of spliced eye three and the repetition of the line of centers of spliced eye one, in spliced eye three and spliced eye one, wear locating dowel pin, this pin proping is close to seat cushion lower surface.
In above-mentioned a kind of explosion protection seat, described head guard comprises the head protector support that three sides are abutment face circumferentially by U-shaped pipe is crooked, on the following pipe of head protector mid-stent, be fixed with a hinged support, the back side at backrest is laterally fixed with pipe link, above-mentioned hinged support is hinged on above-mentioned pipe link, is provided with and makes hinged support circumferentially be fixed on the location structure on pipe link between pipe link and hinged support.
In above-mentioned a kind of explosion protection seat, described location structure is included in and on pipe link, is fixed with dowel disc, circumferential direction along dowel disc on dowel disc offers several positioning grooves, on hinged support, offer a breach, above-mentioned dowel disc is connected in described breach, be positioned on the hinged support of dowel disc both sides and offer respectively the lock hole being all connected with above-mentioned breach, in lock hole, be placed with lock ball, spring two, described lock ball partly stretches out the above lock hole and is connected in above-mentioned positioning groove, the spiral that is connected in the port, outer end of lock hole has plug, one end of above-mentioned spring two is resisted against on lock ball, the other end is resisted against on plug.
Compared with prior art, this explosion protection seat is provided with the head guard for the protection of travelling people person's head in backrest upper end, and the protection to passenger head, neck significantly reduces the injury of shock wave to passenger head, neck; Also have, when this head guard is walked in Vehicle Driving Cycle, the head of passenger is played to the effect of location, the lifting of traveling comfort; On seat cushion, be designed with damping module youngster, effective protection of passenger waist is significantly reduced to the injury of shock wave to passenger waist; Seat cushion is designed with turn over function, the lifting to traffic efficiency in car, and then improve its combat capabilities; This effect of stepping on foot device is, at vehicle during at instantaneous explosion, and the performance that the bottom surface that can make the shank of passenger leave vehicle is protected the shank of passenger.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of this explosion protection seat.
Fig. 2 is that in this explosion protection seat, seat rotates semi-sictional view structural representation.
Fig. 3 is the sectional structure schematic diagram of seat cushion connection structure in this explosion protection seat.
Fig. 4 is the sectional structure schematic diagram of this explosion protection seat.
Fig. 5 is the perspective view of head guard in this explosion protection seat.
Fig. 6 is the plan structure schematic diagram of stepping on foot device in this explosion protection seat.
Fig. 7 is the blast structural representation of stepping on foot device in this explosion protection seat.
In figure, 1, Connection Block; 2, backrest; 3, seat cushion; 3a, cushion rack; 3b, cushion body; 3c, side plate frame; 4, lower; 5, the seat of honour; 5a, connecting portion one; 5b, connecting portion two; 6, rubber block; 7, rotary support; 8, swinging strut; 9, column spinner; 10, blind hole; 11, adapter plate; 12, handle; 13, lock core; 14, orienting lug; 15, spring perch; 16, pilot hole; 17, baffle plate; 18, spring one; 19, articulated pipe; 20, mount pad; 21, bearing pin; 22, latch; 23, plastic bushing; 24, torsion spring; 25, regulating sleeve; 26, connecting bore one; 27, connecting bore two; 28, pin proping; 29, vertical struts; 30, hinged seat; 31, contiguous block; 32, bolt axle; 33, spliced eye one; 34, spliced eye two; 35, spliced eye three; 36, head protector support; 37, hinged support; 38, pipe link; 39, dowel disc; 40, positioning groove; 41, lock hole; 42, lock ball; 43, spring two; 44, plug; 45, connecting pin; 46, square opening; 47, connecting portion; 48, upper penstock; 49, lower penstock; 50, U-shaped limit pipe one; 51, U-shaped limit pipe two; 52, resilient sleeve; 53, connection pipe; 54, support plate one; 55, support plate two; 56, rectangular block; 57, foot-driven lever; 58, substrate; 59, side plate one; 60, side plate two; 61, inclination strut angle.
The specific embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Fig. 6 or Fig. 7, this explosion protection seat is mainly by being arranged on the Connection Block 1 in armored motor car car and being arranged on the backrest 2 on Connection Block 1, seat cushion 3 forms, when Practical manufacturing, this Connection Block 1 is mainly by lower 4 with form with the seat of honour 5 of dip plane, on the seat of honour 5, there is connecting portion one 5a on vertical direction and perpendicular to connecting portion one 5a two 5b of the connecting portion in horizontal direction, backrest 2 is vertically connected on connecting portion one 5a, seat cushion 3 is hinged on the seat of honour 5 and this seat cushion 3 is resisted against the top of connecting portion two 5b, on connecting portion two 5b, be provided with can make seat cushion buffering against rubber block 6, lower seat 4 comprises for being connected in rotary support 7 on armored motor car car bottom plate and the swinging strut 8 being connected mutually with 5 dip plane, the seat of honour, on this swinging strut 8, there is the column spinner 9 that can be plugged in above-mentioned rotary support 7 and can rotate in above-mentioned rotary support 7, between column spinner 9 and rotary support 7, be provided with and make column spinner 9 circumferentially be locked in the locking structure on rotary support 7, the keystone configuration of this locking structure is: the circumferencial direction along rotary support 7 on the outer wall of rotary support 7 offers eight blind holes 10, on column spinner 9, be installed with the adapter plate 11 perpendicular to column spinner 9, on adapter plate 11, hinged handle 12, the middle part of this handle 12 is rotatably connected on the middle part of handle 12 on adapter plate 11 by connecting pin 45, one end of this handle 12 is hinged with the lock core 13 that can be located in one of them blind hole 10, on the adapter plate 11 between lock core 13 and rotary support 7, be also fixed with orienting lug 14, on orienting lug 14, offer spring perch 15, in the bottom of spring perch 15, offer for above-mentioned lock core 13 through pilot hole 16, lock core 13 penetrates end through pilot hole 16 and this and stretches out 15 mouths of above-mentioned spring perch, at the external part of lock core 13, set firmly and be equipped with the circular baffle plate 17 matching with 15 mouths of above-mentioned spring perch, on spring perch 15, place spring 1, one end of this spring 1 is resisted against on above-mentioned spring perch 15, the other end of this spring 1 is resisted against in described circular baffle plate 17.
When Practical manufacturing, this seat cushion 3 is mainly comprised of cushion rack 3a and the cushion body 3b being connected on cushion rack 3a, on cushion rack 3a, be installed with articulated pipe 19, on Connection Block 1, be installed with mount pad 20, articulated pipe 19 is between mount pad 20 and cushion rack 3a side plate frame 3c, in articulated pipe 19, be equipped with bearing pin 21, one end of this bearing pin 21 is circumferentially connected on cushion rack 3a side plate frame 3c, concrete structure is: on cushion rack 3a side plate frame 3c, offer square opening 46, one end of this bearing pin 21 has rectangular-shaped connecting portion 47, this connecting portion 47 is plugged in square opening 46 circumferentially fixing, the other end of this bearing pin 21 is located in above-mentioned mount pad 20 and the external part end of this bearing pin 21 is radially equipped with the latch 22 that prevents bearing pin 21 end float misalignment in mount pad 20, between the two ends of articulated pipe 19 and bearing pin 21, be also provided with respectively and prevent bearing pin 21 and the stuck plastic bushing 23 of articulated pipe 19 rotation, between seat cushion 3 and Connection Block 1, be provided with and can make seat cushion 3 be close to the turning device on above-mentioned backrest 2, the keystone configuration of this turning device is: on the outer wall of articulated pipe 19, be also socketed with torsion spring 24, one end of this torsion spring 24 is connected on above-mentioned mount pad 20, the other end of this torsion spring 24 is connected on above-mentioned cushion rack 3a side plate frame 3c, on mount pad 20, be provided with the adjustment structure that regulates torsion spring 24 twisting resistances, the keystone configuration of this adjustment structure is: the regulating sleeve 25 being set on bearing pin 21, consist of, on regulating sleeve 25, offer connecting bore 1, on the outer wall of bearing pin 21, offer connecting bore 2 27, the end that penetrates that regulating sleeve 25 passes connecting bore 1 and this bolt by bolt holds out against on the connecting bore 2 27 of bearing pin outer wall and causes regulating sleeve 25 is circumferentially fixed on bearing pin 21, and one end of torsion spring 24 is connected on above-mentioned regulating sleeve 25.
In backrest upper end, be provided with the head guard for the protection of travelling people person's head, the keystone configuration of this head guard is: the head protector support 36 that three sides are abutment face circumferentially by U-shaped pipe is crooked forms, when Practical manufacturing, this head protector support 36 mainly forms in same plane and the upper penstock 48 being parallel to each other and lower penstock 49 by two, vertical in the same way U-shaped limit pipe 1 and the U-shaped limit pipe 2 51 of being connected respectively at the two ends of upper penstock 48 and the two ends of lower penstock 49, on this, penstock 48, lower penstock 49, on U-shaped limit pipe 1 and U-shaped limit pipe 2 51, be arranged with respectively resilient sleeve 52, in lower penstock 49, be also fixed with connection pipe 53, on connection pipe 53, be fixed with hinged support 37, when practical application, this hinged support 37 is main by the support plate 1 and the support plate 2 55 that are vertically fixed on connection pipe 53, support plate 1 and support plate 2 55 are parallel to each other, between support plate 1 and support plate 2 55, be provided with rectangular block 56, middle part at rectangular block 56 offers breach, the outer end of the outer end of support plate 1 and support plate 2 55 offers respectively hinge hole one and hinge hole two.The back side at backrest 2 is laterally fixed with pipe link 38, this support plate 1, support plate 2 55 is by hinge hole one, hinge hole two is rotationally connected with pipe link 38, between pipe link 38 and hinged support 37, be provided with and make hinged support 37 circumferentially be fixed on the location structure on pipe link 38, the keystone configuration of this location structure is: on pipe link 38, be fixed with dowel disc 39, circumferential direction along dowel disc 39 on dowel disc 39 offers five positioning grooves 40, on hinged support 37, offer a breach, above-mentioned dowel disc 39 is connected in described breach, be positioned on the hinged support 37 of dowel disc 39 both sides and offer respectively the lock hole 41 being all connected with above-mentioned breach, in lock hole 41, be placed with lock ball 42, spring 2 43, described lock ball 42 parts are stretched out the above lock hole 41 and are connected in above-mentioned positioning groove 40, the spiral that is connected in the port, outer end of lock hole 41 has plug 44, one end of above-mentioned spring 2 43 is resisted against on lock ball 42, the other end is resisted against on plug 44.
Also be provided with on cushion the foot device of stepping on of riding for travelling people person, this steps on foot device keystone configuration: T-shaped pin proping 28, consist of, this pin proping 28 is mainly comprised of a foot-driven lever 57, in foot-driven lever 57, be vertically fixed with vertical struts 29, in the outer end of vertical struts 29, be fixed with the hinged seat 30 that cross-sectional plane takes the shape of the letter U, the keystone configuration of this hinged seat 30 is: a substrate 58 that is vertically connected in vertical struts 29 outer ends, consist of, at two edges, long limit of substrate 58, be fixed with respectively in the same way side plate 1 and side plate 2 60 perpendicular to aforesaid substrate 58, side plate 1, side plate 2 60 and substrate 58 form the bayonet socket that cross-sectional plane takes the shape of the letter U, at seat cushion 3 lower surfaces, be fixed with the circular contiguous block 31 that matches and peg graft with U-shaped bayonet socket in hinged seat 30, circular contiguous block 31 is connected in bayonet socket and both make side plate 1 by bolt axle 32 these, side plate 2 60 is rotatably connected on contiguous block 31, this bolt axle 32 is parallel to each other on same reference plane with foot-driven lever 57, between side plate 1 and side plate 2 60 and contiguous block 31, be provided with and make pin proping 28 favour the latch-up structure that seat cushion 3 supplies personnel foot support or is close to seat cushion 3 lower surfaces, this latch-up structure is mainly: on side plate 1, offer the spliced eye 1 that runs through side plate 2 60, on contiguous block 31, offer can be relative with above-mentioned spliced eye 1 spliced eye 2 34, spliced eye 3 35, when the line of centers of spliced eye 2 34 and the repetition of the line of centers of spliced eye 1, in spliced eye 2 34 and spliced eye 1, wear locating dowel pin, between this pin proping 28 and seat cushion 3, form inclination strut angle 61, when the line of centers of spliced eye 3 35 and the repetition of the line of centers of spliced eye 1, in spliced eye 3 35 and spliced eye 1, wear locating dowel pin, this pin proping 28 is close to seat cushion 3 lower surfaces, the angle of this inclination strut angle 61 is preferably with being 135 degree.For the further protection to passenger, be also provided with on the seat 4 point seat belts.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (10)
1. an explosion protection seat, comprise the Connection Block (1) being arranged in armored motor car car and be arranged on the backrest (2) on Connection Block (1), seat cushion (3), it is characterized in that, described backrest (2) is vertically connected on above-mentioned Connection Block (1), in backrest (2) upper end, be provided with the head guard for the protection of travelling people person's head, described seat cushion (3) is hinged on above-mentioned Connection Block (1) and above and between this seat cushion (3) and Connection Block (1) is provided with and can makes seat cushion (3) be close to the turning device on above-mentioned backrest (2), on seat cushion (3), be also provided with the foot device of stepping on of riding for travelling people person.
2. a kind of explosion protection seat according to claim 1, it is characterized in that, described Connection Block (1) comprises lower (4) and with the seat of honour (5) of dip plane, on the described seat of honour (5), there is connecting portion one (5a) on vertical direction and perpendicular to connecting portion one (5a) the connecting portion in horizontal direction two (5b), above-mentioned backrest (2) is connected on connecting portion one (5a), above-mentioned seat cushion (3) is hinged on the top that upper and this seat cushion (3) in the seat of honour (5) is resisted against connecting portion two (5b), on connecting portion two (5b), be provided with can make seat cushion (3) buffering against rubber block (6), lower described (4) comprise for being connected in rotary support (7) on armored motor car car bottom plate and the swinging strut (8) being connected mutually with dip plane, the above-mentioned seat of honour (5), on this swinging strut (8), there is the column spinner (9) that can be plugged in above-mentioned rotary support (7) and can rotate in above-mentioned rotary support (7), between described column spinner (9) and rotary support (7), be provided with and make column spinner (9) circumferentially be locked in the locking structure on rotary support (7).
3. a kind of explosion protection seat according to claim 2, it is characterized in that, described locking structure is included in the circumferencial direction along rotary support (7) on the outer wall of rotary support (7) and offers several blind holes (10), on column spinner (9), be installed with the adapter plate (11) perpendicular to column spinner (9), at the upper hinged handle (12) of adapter plate (11), one end of handle (12) is hinged with the lock core (13) that can be located in above-mentioned one of them blind hole (10), on the adapter plate (11) between lock core (13) and rotary support (7), be also fixed with orienting lug (14), on orienting lug (14), offer spring perch (15), in the bottom of spring perch (15), offer for above-mentioned lock core (13) through described pilot hole (16), described lock core (13) penetrates end through pilot hole (16) and this and stretches out above-mentioned spring perch (15) seat mouthful, at the external part of lock core (13), set firmly and be equipped with and circular baffle plate (17) that above-mentioned spring perch (15) seat mouth matches, at the upper spring one (18) of placing of spring perch (15), one end of this spring one (18) is resisted against on above-mentioned spring perch (15), the other end of this spring one (18) is resisted against in described circular baffle plate (17).
4. a kind of explosion protection seat according to claim 2, it is characterized in that, described seat cushion (3) comprises cushion rack (3a) and is connected in the cushion body (3b) on cushion rack (3), on described cushion rack (3a), be installed with articulated pipe (19), on the seat of honour (5), be installed with mount pad (20), described articulated pipe (19) is between mount pad (20) and cushion rack (3a) side plate frame (3c), in articulated pipe (19), be equipped with bearing pin (21), one end of this bearing pin (21) is circumferentially connected on above-mentioned cushion rack (3a) side plate frame (3c), the other end of this bearing pin (21) is located in above-mentioned mount pad (20) and the external part end of this bearing pin (21) is radially equipped with the latch (22) that prevents bearing pin (21) end float misalignment in mount pad (20), between the two ends of described articulated pipe (19) and bearing pin (21), be also provided with respectively and prevent that bearing pin (21) and articulated pipe (19) from rotating stuck plastic bushing (23).
5. a kind of explosion protection seat according to claim 4, it is characterized in that, described turning device is included on the outer wall of articulated pipe (19) and is socketed with torsion spring (24), one end of this torsion spring (24) is connected on above-mentioned mount pad (20), it is upper that the other end of this torsion spring (24) is connected in above-mentioned cushion rack (3a) side plate frame (3c), is provided with the adjustment structure that regulates torsion spring (24) twisting resistance on mount pad (20).
6. a kind of explosion protection seat according to claim 5, it is characterized in that, described adjustment structure comprises the regulating sleeve (25) being set on above-mentioned bearing pin (21), on regulating sleeve (25), offer connecting bore one (26), circumferencial direction along bearing pin (21) on the outer wall of bearing pin (21) offers several connecting bores two (27), described regulating sleeve (25) passes above-mentioned connecting bore one (26) by bolt, connecting bore two (27) is circumferentially fixed on regulating sleeve (25) on bearing pin (21), one end of above-mentioned torsion spring (24) is connected on above-mentioned regulating sleeve (25).
7. a kind of explosion protection seat according to claim 1, it is characterized in that, the described foot device of stepping on comprises a T-shaped pin proping (28), outer end in the vertical struts (29) of pin proping (28) is fixed with hinged seat (30), at seat cushion (3) lower surface, be fixed with circular contiguous block (31), described hinged seat (30) is hinged on above-mentioned circular contiguous block (31) by bolt axle (32), between hinged seat (30) and circular contiguous block (31), be provided with the latch-up structure that makes pin proping (28) tilt to support or be close to seat cushion (3) lower surface.
8. a kind of explosion protection seat according to claim 7, it is characterized in that, described latch-up structure is included in and on hinged seat (30), offers spliced eye one (33), on circular contiguous block (31), offer can be relative with above-mentioned spliced eye one (33) spliced eye two (34), spliced eye three (35), when the line of centers of spliced eye two (34) and the repetition of the line of centers of spliced eye one (33), in spliced eye two (34) and spliced eye one (33), wear locating dowel pin, between this pin proping (28) and seat cushion (3), form inclination strut angle, when the line of centers of spliced eye three (35) and the repetition of the line of centers of spliced eye one (33), in spliced eye three (35) and spliced eye one (33), wear locating dowel pin, this pin proping (28) is close to seat cushion (3) lower surface.
9. a kind of explosion protection seat according to claim 1, it is characterized in that, described head guard comprises the head protector support (36) that three sides are abutment face circumferentially by U-shaped pipe is crooked, at head protector support (36) middle part, on pipe, be fixed with a hinged support (37) below, at the back side of backrest (2), be laterally fixed with pipe link (38), above-mentioned hinged support (37) is hinged on above-mentioned pipe link (38), between pipe link (38) and hinged support (37), be provided with and make hinged support (37) circumferentially be fixed on the location structure on pipe link (38).
10. a kind of explosion protection seat according to claim 9, it is characterized in that, described location structure is included in and on pipe link (38), is fixed with dowel disc (39), in the upper circumferential direction along dowel disc (39) of dowel disc (39), offer several positioning grooves (40), on hinged support (37), offer a breach, above-mentioned dowel disc (39) is connected in described breach, be positioned on the hinged support (37) of dowel disc (39) both sides and offer respectively the lock hole (41) being all connected with above-mentioned breach, in lock hole (41), be placed with lock ball (42), spring two (43), described lock ball (42) part is stretched out the above lock hole (41) and is connected in above-mentioned positioning groove (40), the spiral that is connected in the port, outer end of lock hole (41) has plug (44), one end of above-mentioned spring two (43) is resisted against on lock ball (42), the other end is resisted against on plug (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310453351.3A CN103625323B (en) | 2013-09-29 | 2013-09-29 | A kind of Explosion protection seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310453351.3A CN103625323B (en) | 2013-09-29 | 2013-09-29 | A kind of Explosion protection seat |
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| Publication Number | Publication Date |
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| CN103625323A true CN103625323A (en) | 2014-03-12 |
| CN103625323B CN103625323B (en) | 2015-12-02 |
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|---|---|---|---|
| CN201310453351.3A Expired - Fee Related CN103625323B (en) | 2013-09-29 | 2013-09-29 | A kind of Explosion protection seat |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991394A (en) * | 2014-04-04 | 2014-08-20 | 江苏大学 | Automobile buffering seat |
| CN105059156A (en) * | 2015-08-06 | 2015-11-18 | 重庆长安工业(集团)有限责任公司 | General shock resistant seat for special vehicles |
| CN107031474A (en) * | 2017-06-05 | 2017-08-11 | 张英 | A kind of hanging structure of explosion-proof suspension seat |
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| CN202480907U (en) * | 2012-03-28 | 2012-10-10 | 张正生 | Seat of lightning protection vehicle |
| CN203496716U (en) * | 2013-09-29 | 2014-03-26 | 温岭市富康汽车零部件有限公司 | Explosion protection seat |
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| DE2544812A1 (en) * | 1975-10-07 | 1977-04-21 | Rudolf Althoff | Pivotted seat mounting for armoured vehicle - has spring tensioned support located about vertical axis by radially operated detent |
| US20030075966A1 (en) * | 2000-01-27 | 2003-04-24 | Eckhard Behnert | Vehicle seat for aircraft and motor vehicles |
| WO2003004958A2 (en) * | 2001-06-30 | 2003-01-16 | Drehtainer Technologie Transfer Gmbh | Passenger or armored vehicle or recreation room protected against mines |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991394A (en) * | 2014-04-04 | 2014-08-20 | 江苏大学 | Automobile buffering seat |
| CN103991394B (en) * | 2014-04-04 | 2016-08-17 | 江苏大学 | A kind of automatic buffer seat |
| CN105059156A (en) * | 2015-08-06 | 2015-11-18 | 重庆长安工业(集团)有限责任公司 | General shock resistant seat for special vehicles |
| CN107031474A (en) * | 2017-06-05 | 2017-08-11 | 张英 | A kind of hanging structure of explosion-proof suspension seat |
| CN107031474B (en) * | 2017-06-05 | 2023-04-14 | 张英 | Hanging structure of explosion-proof suspension seat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103625323B (en) | 2015-12-02 |
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