CN215535716U

CN215535716U - Emergency stretcher for rocket propellant accident

Info

Publication number: CN215535716U
Application number: CN202121085452.6U
Authority: CN
Inventors: 胡红芳; 屈明玥; 郭宝石; 于楠; 邱洪杰
Original assignee: Rocket Force Characteristic Medical Center of PLA
Current assignee: Rocket Force Characteristic Medical Center of PLA
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-01-18
Anticipated expiration: 2031-05-17

Abstract

The utility model belongs to the technical field of stretchers, and particularly relates to a rocket propellant emergency stretcher for accidents, which comprises support cloth and two support rods, wherein a sleeve is sleeved on each support rod, the top of each sleeve is provided with an axial first mounting groove, a guardrail is mounted in each first mounting groove, two ends of the support cloth are respectively provided with a limiting rod, two ends of each limiting rod are respectively provided with a fixing ring, one end of each sleeve is provided with an adjusting structure, each adjusting structure comprises a limiting column and a spring, the tail end of each sleeve is provided with a blind hole, one end of each spring is fixedly connected in each blind hole, the other end of each spring is fixedly connected with the corresponding limiting column, the fixing ring is provided with a plurality of limiting grooves at the corresponding limiting column, one side of each limiting groove is provided with an adjusting groove, one end of each limiting column is inserted into the corresponding blind hole, the other end of each limiting groove is inserted into the corresponding limiting groove, and the guardrail is provided with a cover cloth. The stretcher is optimally designed aiming at the special condition of the wounded after the propellant is poisoned, so that the safety and the scientificity of the wounded in the transfer process are effectively improved, and the possibility of secondary injury of the wounded is reduced.

Description

Emergency stretcher for rocket propellant accident

Technical Field

The utility model belongs to the technical field of stretchers, and particularly relates to a first-aid stretcher for rocket propellant accidents.

Background

Missile propellant provides energy and working medium for a missile propulsion system, is a power source of a missile engine, and can be divided into liquid propellant and solid propellant according to the physical state of components participating in chemical reaction under the normal condition. Currently, liquid propellants are still widely used in military missile weapons, mainly including hydrazine-type fuels represented by methylhydrazine and unsymmetrical dimethylhydrazine and nitro-oxidizers represented by dinitrogen tetroxide and red smoke nitric acid.

The liquid propellant and the combustion products thereof are mostly toxic and harmful chemical substances, troops often contact with the liquid propellant in the operation processes of storage, transportation, filling, inspection, missile launching, three-waste treatment and the like, and if accidents occur, the liquid propellant can damage the health of operators and even lead the death of the operators.

Once a liquid propellant accident occurs, due to the strong toxicity of the propellant, the wounded needs to be quickly transferred and cured, but the stretcher currently used is difficult to be applied, and one of the disadvantages is that: the size of the stretcher is fixed, the stretcher cannot be adjusted, the stretcher is difficult to adapt to wounded persons with different body types, the stretcher needs to be replaced temporarily, the transfer time is delayed, and rescue is affected; the second step is as follows: after the propellant is poisoned, part of wounded persons have symptoms of excitation, dysphoria, tetany of limbs and the like, and the stretcher is not provided with the guard bar, so that the wounded persons are easy to fall off from the stretcher, and secondary injury is caused; and thirdly: the existing stretcher is not provided with shielding cloth, so that the wounded person cannot be shielded, propellant adsorbed on clothes of the wounded person is volatilized, danger exists, and the privacy of the wounded person cannot be cared for; fourthly, the method comprises the following steps: after the propellant is poisoned, the skin of the wounded can be irritated or has stronger burning reaction and serious red swelling, and the second damage of the wounded caused by the irradiation of strong light or ultraviolet rays must be avoided in the process of emergency transportation.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a rocket propellant emergency stretcher, which solves the problems that the stretcher in the prior art is fixed in size, cannot be adjusted, and is difficult to be applied to wounded persons with different body sizes, the existing stretcher is not provided with a guardrail, the wounded persons are easy to fall from the stretcher to cause secondary damage, the stretcher is not provided with shielding cloth during the transfer process, the privacy of the wounded persons cannot be taken care of, the propellant adsorbed on the wounded persons volatilizes, and dangers, strong light or ultraviolet irradiation are caused, so that the wounded persons are injured secondarily.

The utility model solves the technical problems by the following technical means:

a rocket propellant emergency stretcher comprises a supporting cloth and two supporting rods, wherein connecting sleeves are arranged on two sides of the supporting cloth, the two supporting rods are respectively inserted into the connecting sleeves on the two sides, a sleeve is sleeved on the supporting rods, an axial first mounting groove is formed in the top of the sleeve, a guardrail is mounted in the first mounting groove, a through hole is formed in the sleeve, the supporting rods are inserted into the through hole, a plurality of uniformly distributed notches are formed in the lower end of the sleeve, an arc-shaped groove is formed in the position, where the connecting sleeves are arranged, of the supporting cloth, the arc-shaped groove and the notches are arranged in a staggered mode, limiting rods are arranged at two ends of the supporting cloth, fixing rings are arranged at two ends of each limiting rod, a connecting cylinder is arranged at the tail end of the sleeve, the fixing rings are sleeved on the connecting cylinders, an adjusting structure is arranged at one end of the sleeve, and comprises a limiting column and a spring, the blind hole has been seted up to sheathed tube end, the one end fixed connection of spring is in the blind hole, and the other end and spacing post fixed connection, gu fixed ring has seted up a plurality of spacing grooves in spacing post department, and is a plurality of the adjustment tank has been seted up to one side of spacing groove, the one end of spacing post is inserted and is located in the blind hole, and the other end is inserted and is located the spacing inslot, be equipped with the drop cloth on the guardrail, the four corners department of drop cloth all is equipped with the connection magic subsides, connect the magic subsides cladding on the guardrail.

Further, the guardrail includes the body of rod and a plurality of spliced pole, the second mounting groove has been seted up on the body of rod, the one end of spliced pole articulates in first mounting groove, and the other end articulates in the second mounting groove, keep away from the one end of adjusting the structure on the sleeve pipe and seted up the third mounting groove, fixed connection has the flexure strip in the third mounting groove, one side and the spliced pole of flexure strip offset, the opening has been seted up on the flexure strip.

Furthermore, the sleeve is provided with a containing groove above the first mounting groove.

Further, the both ends of bracing piece are all fixedly connected with the handle, be equipped with anti-skidding line on hand, be equipped with on hand and keep off the ring, keep off the ring and offset with solid fixed ring.

Furthermore, the tail end of the limiting column is integrally formed with a shifting block, and the shifting block is attached to the outside of the fixing ring.

Furthermore, the surface layer of the supporting cloth is provided with a disposable bed sheet, the two ends of the supporting cloth are both provided with hook and loop fastener rough surfaces, and one surface of the supporting cloth of the disposable bed sheet is provided with hook and loop fastener stabbing surfaces.

The first-aid stretcher for rocket propellant accidents has the beneficial effects that:

1. the guard bar is arranged, so that the wounded on the stretcher can be blocked, and secondary injury caused by falling of the wounded from the stretcher due to symptoms such as excitation, dysphoria, tetany of limbs and the like is avoided;

2. the inclined angle of the guardrail can be adjusted through the sleeve and the adjusting structure, the purpose of changing the width of the stretcher is achieved, the stretcher is suitable for wounded persons with different body types, the stretcher does not need to be additionally replaced, and the transferring and treating speed of the propellant accident wounded persons is guaranteed;

3. through the rod body and the connecting column, when the stretcher is not used, the guardrail can be folded, so that the occupied space of the guardrail is reduced, and the stretcher is convenient to store and transport;

4. can cover the wounded on the stretcher through the drop cloth, can look after wounded's privacy, can avoid the transfer in-process moreover, the adsorbed propellant volatilizees on the wounded's clothing to and avoid highlight or ultraviolet irradiation, cause wounded's secondary damage.

Drawings

Fig. 1 is a schematic structural view of a rocket propellant emergency stretcher according to the present invention;

fig. 2 is a schematic view showing the unfolding structure of the guard rail in the emergency stretcher for rocket propellant accident;

fig. 3 is a schematic structural view of folding of a guard rail in the emergency stretcher for rocket propellant accident of the present invention;

fig. 4 is a schematic view of a disassembled structure of the emergency stretcher for rocket propellant accident of the present invention;

FIG. 5 is an enlarged schematic view of A in FIG. 4;

fig. 6 is an enlarged and disassembled schematic view of an adjusting structure of the emergency stretcher for rocket propellant accident;

fig. 7 is a schematic structural view of the rocket propellant emergency stretcher of the utility model after the cover cloth is installed.

Wherein, support cloth 1, adapter sleeve 11, magic tape matte 12, arc wall 111, bracing piece 2, handle 21, anti-skidding line 211, fender ring 212, sleeve pipe 3, first mounting groove 31, through-hole 32, notch 33, blind hole 34, third mounting groove 35, holding tank 36, connecting cylinder 37, guardrail 4, the body of rod 41, second mounting groove 411, spliced pole 42, gag lever post 5, solid fixed ring 51, spacing groove 511, adjustment tank 512, adjust structure 6, spacing post 61, dial piece 611, spring 62, flexure strip 7, opening 71, disposable sheet 8, the drop cloth 9, connect magic tape 91.

Detailed Description

The utility model will be described in detail below with reference to the following figures and specific examples:

as shown in fig. 1-7, the emergency stretcher for rocket propellant accidents comprises a supporting cloth 1 and two supporting rods 2, wherein connecting sleeves 11 are respectively arranged on two sides of the supporting cloth 1, the two supporting rods 2 are respectively inserted into the connecting sleeves 11 on the two sides, a sleeve 3 is sleeved on each supporting rod 2, an axial first mounting groove 31 is formed in the top of each sleeve 3, a guardrail 4 is arranged in each first mounting groove 31, and by arranging the guardrails 4, a wounded person on the stretcher can be blocked, so that the wounded person is prevented from falling from the stretcher due to symptoms such as excitation, dysphoria and tetany of limbs, and secondary damage is avoided. Set up through-hole 32 on the sleeve pipe 3, in the through-hole 32 was located in inserting of bracing piece 2, made sleeve pipe 3 rotate with bracing piece 2 and be connected, can change the inclination of guardrail 4 through rotating sleeve pipe 3, increase the width of stretcher to the wounded of adaptation different sizes, application scope is wide.

Be equipped with the drop cloth 9 on guardrail 4, drop cloth 9 is made by elastic material, and the four corners department of drop cloth 9 all is equipped with connects magic subsides 91, connects magic subsides 91 cladding on guardrail 4. Through setting up drop cloth 9, cover the wounded on the stretcher, can take care of wounded privacy, can avoid the transfer process moreover, the adsorbed propellant volatilizees on the wounded's clothing to and avoid highlight or ultraviolet irradiation, cause wounded's secondary injury.

The notch 33 of a plurality of evenly distributed is seted up to sleeve 3's lower extreme, supports cloth 1 and has seted up arc wall 111 in adapter sleeve 11 department, and arc wall 111 sets up with notch 33 is crisscross, supports cloth 1 accessible notch 33 department and connects on bracing piece 2, through setting up arc wall 111, is blockked by support cloth 1 when can avoiding sleeve 3 to rotate, influences the width of adjusting the stretcher.

The both ends of supporting cloth 1 all are equipped with gag lever post 5, and the both ends of gag lever post 5 all are equipped with solid fixed ring 51, and sleeve pipe 3's end is equipped with connecting cylinder 37, and on solid fixed ring 51 cover was located connecting cylinder 37, fixed ring 5 was fixed with the distance between two spinal branch vaulting poles 2, avoided the rescue personnel at the in-process that shifts the wounded, and two spinal branch vaulting poles 2 are close to each other.

Sleeve pipe 3's one end is equipped with adjusts structure 6, adjust structure 6 including spacing post 61 and spring 62, blind hole 34 has been seted up to sleeve pipe 3's end, spring 62's one end fixed connection is in blind hole 34, the other end and spacing post 61 fixed connection, fixed ring 51 has seted up a plurality of spacing grooves 511 in spacing post 61 department, the spacing groove 511 of this embodiment is preferred four, angular distribution such as four spacing grooves 511, adjustment tank 512 has been seted up to one side of a plurality of spacing grooves 511, the one end of spacing post 61 is inserted and is located in blind hole 34, the other end is inserted and is located in spacing groove 511. The limiting column 61 is clamped in the limiting groove 511, so that the sleeve 3 is fixed with the limiting rod 5, the angle between the guardrail 4 and the limiting rod 5 is fixed, and the guardrail 4 is prevented from rotating randomly. When the angle of the guardrail 4 needs to be changed, the limiting column 61 is pushed into the blind hole 34, the spring 62 is compressed, the limiting column 61 is withdrawn from the limiting groove 511 and enters the adjusting groove 512, the limiting column 61 is loosened after the guardrail 4 is rotated, the limiting column 61 is clamped into the limiting groove 511 again, and the guardrail 4 is fixed.

The guardrail 4 includes the body of rod 41 and a plurality of spliced pole 42, has seted up second mounting groove 411 on the body of rod 41, and the one end of spliced pole 42 articulates in first mounting groove 31, and the other end articulates in second mounting groove 411. When the stretcher is not used, the connecting column 42 is rotated, the rod body 41 can be attached to the sleeve 3, the connecting column 42 is stored in the first mounting groove 31 and the second mounting groove 411, the guardrail 4 is folded, the space occupied by the guardrail 4 is reduced, and the stretcher is convenient to store and transport.

The third mounting groove 35 has been seted up to the one end of keeping away from on the sleeve pipe 3 and adjusting structure 6, and fixed connection has flexure strip 7 in the third mounting groove 35, and one side of flexure strip 7 offsets with spliced pole 42, has seted up opening 71 on the flexure strip 7. The connecting column 42 is prevented from rotating by the blocking of the elastic sheet 7 to the connecting column 42; when the guardrail 4 needs to be folded, the connecting column 42 is clamped into the opening 71 on the elastic sheet 7 forcibly, so that the guardrail 4 can be folded, and after the guardrail 4 is folded, the rod body 41 is clamped by the elastic sheet 7, so that the phenomenon that the guardrail 4 is loosened during storage and transportation of the stretcher is avoided.

The sleeve 3 has a holding groove 36 above the first mounting groove 31, and when the guardrail 4 is folded, the rod 41 can be clamped in the holding groove 36.

The two ends of the support rod 2 are fixedly connected with handles 21, anti-skid grains 211 are arranged on the handles 21, and retaining rings 212 are arranged on the handles 21 and abut against the fixing rings 51. The sleeve 3 and the fixing ring 51 can be locked by the stop ring 212, and the sleeve 3 and the fixing ring 51 are prevented from moving axially.

The tail end of the limiting column 61 is integrally formed with a shifting block 611, the shifting block 611 is attached to the outside of the fixing ring 51, and the position of the limiting column 61 is convenient to adjust by arranging the shifting block 611.

The surface layer of the supporting cloth 1 is provided with a disposable bed sheet 8, the two ends of the supporting cloth 1 are both provided with hook and loop fastener rough surfaces 12, and the surface of the disposable bed sheet 8 on the supporting cloth 1 is provided with hook and loop fastener stabbing surfaces. By arranging the disposable bed sheet 8, after the wounded person turns, the disposable bed sheet 8 is stained with the propellant, the disposable bed sheet 8 can be detached, and a plurality of disposable bed sheets 8 can be treated in a centralized manner.

When the emergency stretcher for rocket propellant accidents is used, the guardrails 4 can protect wounded persons on the stretcher, so that the wounded persons are prevented from falling off from the stretcher to cause secondary damage; the wounded person is covered by the cover cloth 9 for transfer; if the inclination angle of the guardrail 4 needs to be adjusted, the limiting column 61 is pushed into the blind hole 34, the spring 62 is compressed, the limiting column 61 is made to exit from the limiting groove 511 and enter the adjusting groove 512, the guardrail 4 is rotated, the limiting column 61 is loosened after the inclination angle of the guardrail 4 is adjusted, the limiting column 61 is made to be clamped into the limiting groove 511 again, and the guardrail 4 is fixed; when the stretcher is not used, the connecting column 42 is rotated, the rod body 41 is attached to the accommodating groove 36, the connecting column 42 is accommodated in the first installation groove 31 and the second installation groove 411, the guardrail 4 is folded, the space occupied by the guardrail 4 is reduced, and the stretcher is convenient to store and transport.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides a rocket propellant emergency stretcher for accident, includes support cloth and two spinal branch vaulting poles, and the both sides of support cloth all are equipped with the adapter sleeve, two the spinal branch vaulting pole is inserted respectively and is located the adapter sleeve of both sides, its characterized in that: the support rod is sleeved with a sleeve, the top of the sleeve is provided with an axial first mounting groove, a guardrail is arranged in the first mounting groove, the sleeve is provided with a through hole, the support rod is inserted in the through hole, the lower end of the sleeve is provided with a plurality of uniformly distributed notches, the support cloth is provided with an arc-shaped groove at the connecting sleeve, the arc-shaped groove and the notches are arranged in a staggered manner, both ends of the support cloth are provided with limit rods, both ends of each limit rod are provided with fixing rings, the tail end of the sleeve is provided with a connecting cylinder, the fixing rings are sleeved on the connecting cylinders, one end of the sleeve is provided with an adjusting structure, the adjusting structure comprises a limit post and a spring, the tail end of the sleeve is provided with a blind hole, one end of the spring is fixedly connected in the blind hole, the other end of the spring is fixedly connected with the limit post, and the fixing rings are provided with a plurality of limit grooves at the limit post, the guardrail comprises a plurality of limiting grooves, wherein one side of each limiting groove is provided with an adjusting groove, one end of each limiting column is inserted into each blind hole, the other end of each limiting column is inserted into each limiting groove, the guardrail is provided with a cover cloth, four corners of the cover cloth are provided with connecting magic tapes, and the connecting magic tapes are wrapped on the guardrail.

2. A rocket propellant emergency stretcher according to claim 1, characterized in that: the guardrail includes the body of rod and a plurality of spliced pole, the second mounting groove has been seted up on the body of rod, the one end of spliced pole articulates in first mounting groove, and the other end articulates in the second mounting groove, keep away from the one end of adjusting the structure on the sleeve pipe and seted up the third mounting groove, fixed connection has the flexure strip in the third mounting groove, one side and the spliced pole of flexure strip offset, the opening has been seted up on the flexure strip.

3. A rocket propellant emergency stretcher according to claim 2, characterized in that: the sleeve is provided with a containing groove above the first mounting groove.

4. A rocket propellant emergency stretcher according to claim 3, characterized in that: the equal fixedly connected with handle in both ends of bracing piece, be equipped with anti-skidding line on hand, be equipped with on hand and keep off the ring, keep off the ring and offset with solid fixed ring.

5. The rocket propellant emergency stretcher according to claim 4, characterized in that: the tail end of the limiting column is integrally formed with a shifting block, and the shifting block is attached to the outside of the fixing ring.

6. A rocket propellant emergency stretcher according to claim 5, characterized in that: the surface layer of the supporting cloth is provided with a disposable bed sheet, the two ends of the supporting cloth are provided with hook and loop fastener rough surfaces, and one surface of the disposable bed sheet, which is provided with hook and loop fastener stabbing surfaces, is provided with hook and loop fastener stabbing surfaces.