CN111514478B

CN111514478B - Hydraulic expander for fire control emergency

Info

Publication number: CN111514478B
Application number: CN202010409959.6A
Authority: CN
Inventors: 郑云桥
Original assignee: Dezhou Sheng Hui Hydraulic Co ltd
Current assignee: DEZHOU SHENG HUI HYDRAULIC Co.,Ltd.
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-06-04
Anticipated expiration: 2040-05-15
Also published as: CN111514478A

Abstract

The invention discloses a hydraulic expander for fire fighting emergency, relates to the technical field of fire fighting emergency tools, and particularly relates to a hydraulic expander for fire fighting emergency. This hydraulic pressure expander is used in fire control emergency, through supplementary lagging, the limiting plate, cylinder spacing groove and cutting blade's cooperation is used, utilize fixing bolt to fix supplementary lagging on the surface of expansion arm, the cylinder spacing groove of seting up through limiting plate and supplementary lagging surface simultaneously fixes railing class object, not only can avoid expansion arm to slide on the railing, avoid the railing to collapse disconnected phenomenon that appears the bullet flies after the atress simultaneously, the safety in utilization of this hydraulic pressure expander is used in fire control emergency has been improved, simultaneously through the inboard installation cutting blade at expansion arm, when operating comparatively intensive railing, can use cutting blade to cut the railing, and then enlarge the passageway, the functionality of this hydraulic pressure expander is used in fire control emergency has been improved.

Description

Hydraulic expander for fire control emergency

Technical Field

The invention relates to the technical field of fire-fighting emergency tools, in particular to a hydraulic expander for fire-fighting emergency.

Background

Fire fighting refers to eliminating hidden dangers, preventing disasters, preventing and solving the general name of man-made, natural and accidental disasters in the life, work and learning processes of people, the variety of fire fighting tools is various, while one hydraulic expander for fire fighting is one of the hydraulic expanders, the hydraulic expander is an emergency rescue tool with the functions of expansion, tearing and drawing, the manufacturing material is high-strength light alloy steel, high-load rescue operation can be carried out, but the hydraulic expander has a plurality of defects when in use, because the hydraulic expander needs to be lifted by fire fighters when in use, once the operation time is overlong, the physical consumption of the fire fighters is particularly serious, the working progress can be directly influenced, meanwhile, when the existing hydraulic expander expands columns such as a guardrail and an anti-theft door guardrail, the guardrail can be broken under the action of external force, and simultaneously, because the surface of the guardrail is smooth, the expansion arm and the handrail can not be fixed, so that the problems of falling handrail bouncing and flying and the like are caused, and the operation difficulty and personal safety of workers are influenced, so that the hydraulic expander for fire fighting emergency is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a hydraulic expander for fire fighting emergency, which solves the problems in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: a hydraulic expander for fire control emergency comprises a hydraulic mechanism body and an auxiliary electric hydraulic rod, wherein one end of the hydraulic mechanism body is fixedly connected with an installation shell, an expansion arm is arranged on the inner side of the installation shell, a limiting hole is formed in the surface of the expansion arm, an auxiliary sleeve plate is movably sleeved at one end of the expansion arm, a fixing bolt is sleeved on the front surface of the auxiliary sleeve plate in a threaded manner, one end of the fixing bolt penetrates through the inner cavity of the limiting hole, a limiting plate is slidably clamped on the upper surface of the auxiliary sleeve plate, cylinder limiting grooves are respectively formed in the upper surface of the auxiliary sleeve plate and the lower surface of the limiting plate, a limiting connecting column is fixedly connected to the back surface of the installation shell, a connecting column is sleeved on the surface of the limiting connecting column in a movable manner, a supporting plate is fixedly installed on the lower surface of the connecting column, an extension column is fixedly connected to the, and one end of the extension column is movably sleeved with a support column.

Preferably, the surface of one end of the expansion arm is provided with an anti-slip groove, the two sides of the expansion arm are fixedly connected with return springs, and the surface of the inner side of the expansion arm is provided with a supporting arc-shaped groove.

Preferably, a fixing bolt is sleeved on one side of the supporting column in a threaded manner, one end of the fixing bolt extends to the surface of the extension column, and a base is fixedly connected to the lower surface of the supporting column.

Preferably, the upper end and the lower end of the auxiliary electric hydraulic rod are fixedly connected with cambered surface supporting plates, and the cambered surface supporting plates are movably sleeved in the inner cavity of the supporting arc-shaped groove.

Preferably, the front surface of the mounting shell is fixedly connected with an operation handle.

Preferably, the other end of the hydraulic mechanism body is fixedly connected with a connecting line.

Preferably, the inner side of the auxiliary sleeve plate is fixedly provided with two cutting blades, and the surfaces of the two cutting blades are attached to each other.

Preferably, the lower surface of the base is fixedly provided with a movable wheel.

The invention provides a hydraulic expander for fire control emergency, which has the following beneficial effects:

1. this hydraulic pressure expander is used in fire control emergency, through supplementary lagging, the limiting plate, cylinder spacing groove and cutting blade's cooperation is used, utilize fixing bolt to fix supplementary lagging on the surface of expansion arm, the cylinder spacing groove of seting up through limiting plate and supplementary lagging surface simultaneously fixes railing class object, not only can avoid expansion arm to slide on the railing, avoid the railing to collapse disconnected phenomenon that appears the bullet flies after the atress simultaneously, the safety in utilization of this hydraulic pressure expander is used in fire control emergency has been improved, simultaneously through the inboard installation cutting blade at expansion arm, when operating comparatively intensive railing, can use cutting blade to cut the railing, and then enlarge the passageway, the functionality of this hydraulic pressure expander is used in fire control emergency has been improved.

2. This hydraulic pressure expander for fire control emergency uses through the grafting post, spacing spliced pole, backup pad and base and the cooperation of extension post, utilizes the support column to cup joint the extension post, can adjust the height of backup pad, utilizes the grafting post to cup joint spacing spliced pole simultaneously and supports the installation shell, under the condition of long-time operation, can reduce fire fighter's physical demands, makes fire control work go on smoothly, has improved this hydraulic pressure expander for fire control emergency's use convenience.

3. This hydraulic pressure expander is used in fire control emergency, use through reset spring and the cooperation that supports arc wall and supplementary electronic hydraulic stem, utilize reset spring to stretch two expansion arms, can promote the reseing of expansion arm, the cambered surface backup pad that utilizes supplementary electronic hydraulic stem both ends simultaneously cup joints to the inner chamber that supports the arc wall, stretch out and draw back through supplementary electronic hydraulic stem and can support between two expansion arms, can reduce the condition emergence that the shrink appears under this hydraulic pressure expander is used in fire control emergency atress too big condition when supporting, the stability of this hydraulic pressure expander is used in fire control emergency has been improved.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic view of the backside of the present invention;

FIG. 3 is a schematic structural diagram of a base according to the present invention;

FIG. 4 is a schematic view of the auxiliary electro-hydraulic ram of the present invention;

FIG. 5 is a schematic view of a cutting blade according to the present invention;

fig. 6 is a schematic structural view of an auxiliary deck of the present invention.

In the figure: 1. a hydraulic mechanism body; 2. mounting a shell; 3. operating the grip; 4. a connecting wire; 5. an expansion arm; 6. an auxiliary sheathing board; 7. a limiting hole; 8. a limiting plate; 9. sleeving the column; 10. a return spring; 11. supporting the arc-shaped groove; 12. fixing the bolt; 13. a cylinder limiting groove; 14. a cutting blade; 15. a limiting connecting column; 16. a support plate; 17. extending the column; 18. fixing the bolt; 19. a support pillar; 20. a base; 21. a cambered surface support plate; 22. an auxiliary electric hydraulic rod; 23. a moving wheel; 24. and (4) an anti-slip groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 6, the present invention provides a technical solution: a hydraulic expander for fire control emergency comprises a hydraulic mechanism body 1 and an auxiliary electric hydraulic rod 22, wherein one end of the hydraulic mechanism body 1 is fixedly connected with an installation shell 2, the front surface of the installation shell 2 is fixedly connected with an operation handle 3, an expansion arm 5 is arranged on the inner side of the installation shell 2, an anti-skid groove 24 is formed in the surface of one end of the expansion arm 5, reset springs 10 are fixedly connected to the two sides of the expansion arm 5, a supporting arc-shaped groove 11 is formed in the surface of the inner side of the expansion arm 5, cambered surface support plates 21 are fixedly connected to the upper end and the lower end of the auxiliary electric hydraulic rod 22, the cambered surface support plates 21 are movably sleeved to the inner cavity of the supporting arc-shaped groove 11, the two expansion arms 5 are stretched by the reset springs 10, the reset of the expansion arms 5 can be promoted after the expansion of the expansion arms 5, and meanwhile, the cambered surface support plates 21 at, the auxiliary electric hydraulic rod 22 is used for stretching and retracting to support the space between the two expansion arms 5, the situation that the expansion arm 5 is contracted due to overlarge stress when the hydraulic expander for fire control emergency is supported can be reduced, the stability of the hydraulic expander for fire control emergency is improved, the surface of the expansion arm 5 is provided with the limiting hole 7, one end of the expansion arm 5 is movably sleeved with the auxiliary sleeve plate 6, the inner side of the auxiliary sleeve plate 6 is fixedly provided with the cutting blades 14, the number of the cutting blades 14 is two, the surfaces of the two cutting blades 14 are attached, when the cutting blades 14 are used for operating dense railings, the railings can be cut by the cutting blades 14, the escape passage is further enlarged, the functionality of the hydraulic expander for fire control emergency is improved, the front thread of the auxiliary sleeve plate 6 is sleeved with the fixing bolt 12, one end of the fixing bolt 12 penetrates through the inner cavity of the limiting hole 7, the upper surface of the auxiliary sheathing board 6 is slidably clamped with a limiting board 8, the upper surface of the auxiliary sheathing board 6 and the lower surface of the limiting board 8 are respectively provided with a cylinder limiting groove 13, the auxiliary sheathing board 6 is fixed on the surface of the expansion arm 5 by using a fixing bolt 12, meanwhile, the railing type object is fixed by the limiting board 8 and the cylinder limiting groove 13 arranged on the surface of the auxiliary sheathing board 6, the expansion arm 5 can be prevented from sliding on the railing, the phenomenon that the railing breaks after being stressed and flies is avoided, the use safety and the stability of the hydraulic expander for fire control emergency are improved, the back surface of the mounting shell 2 is fixedly connected with a limiting connecting post 15, the surface of the limiting connecting post 15 is movably sleeved with a sleeving connecting post 9, the lower surface of the sleeving post 9 is fixedly provided with a supporting plate 16, the middle part of the lower surface of the supporting plate 16 is fixedly connected with an extension post 17, one end of the extension post 17, one side of the supporting column 19 is in threaded sleeve connection with a fixing bolt 18, one end of the fixing bolt 18 extends to the surface of the extension column 17, the lower surface of the supporting column 19 is fixedly connected with a base 20, the extension column 17 is in sleeve connection with the supporting column 19, the length of the extension column 17 in the inner cavity of the supporting column 19 can be changed, and the height of the supporting plate 16 is adjusted, meanwhile, the limiting connecting column 15 is in sleeve connection with the sleeve connection column 9 to support the mounting shell 2, under the condition of long-time operation, the physical consumption of fire fighters can be reduced, the fire fighting work can be smoothly carried out, the use convenience of the hydraulic expander for fire fighting emergency is improved, the moving wheel 23 is fixedly arranged on the lower surface of the base 20, the moving wheel 23 is used for conveniently moving the base 20, so that the whole mechanism can be moved, the physical consumption of the fire fighters is reduced, and the use convenience of the hydraulic expander, the other end of the hydraulic mechanism body 1 is fixedly connected with a connecting wire 4.

In conclusion, this hydraulic pressure expander for fire control emergency, during the use, at first cup joint supplementary lagging 6 on the surface of expansion arm 5, use fixing bolt 12 to pass the inner chamber of spacing hole 7 and fix supplementary lagging 6, select artifical support or the mode that extension post 17 supported according to the site conditions, start hydraulic mechanism body 1, make expansion arm 5 expand to both sides, when supporting after the expansion, place the cambered surface backup pad 21 of supplementary electronic hydraulic stem 22 bottom in the inner chamber of supporting arc wall 11, switch on the power of supplementary electronic hydraulic stem 22, hold supplementary electronic hydraulic stem 22 and make the cambered surface backup pad 21 at supplementary electronic hydraulic stem 22 top get into the inner chamber of supporting arc wall 11, can.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a hydraulic pressure expander for fire control emergency, includes hydraulic pressure mechanism body (1), supplementary electronic hydraulic stem (22), its characterized in that: the hydraulic mechanism comprises a hydraulic mechanism body (1), wherein an installation shell (2) is fixedly connected to one end of the hydraulic mechanism body (1), an expansion arm (5) is arranged on the inner side of the installation shell (2), a limiting hole (7) is formed in the surface of the expansion arm (5), an auxiliary sleeve plate (6) is movably sleeved on one end of the expansion arm (5), a fixing bolt (12) is sleeved on the front thread of the auxiliary sleeve plate (6), one end of the fixing bolt (12) penetrates through the inner cavity of the limiting hole (7), a limiting plate (8) is clamped on the upper surface of the auxiliary sleeve plate (6) in a sliding manner, cylinder limiting grooves (13) are respectively formed in the upper surface of the auxiliary sleeve plate (6) and the lower surface of the limiting plate (8), a limiting connecting column (15) is fixedly connected to the back of the installation shell (2), a sleeving column (9) is sleeved on the surface of the limiting connecting column (15), and a supporting plate (16) is fixedly installed on the, the middle part of the lower surface of the supporting plate (16) is fixedly connected with an extension column (17), and one end of the extension column (17) is movably sleeved with a supporting column (19);

cutting blades (14) are fixedly installed on the inner side of the auxiliary sleeve plate (6), the number of the cutting blades (14) is two, and the surfaces of the two cutting blades (14) are attached to each other;

an anti-skidding groove (24) is formed in the surface of one end of the expansion arm (5), return springs (10) are fixedly connected to the two sides of the expansion arm (5), and a supporting arc-shaped groove (11) is formed in the surface of the inner side of the expansion arm (5);

the upper end and the lower end of the auxiliary electric hydraulic rod (22) are fixedly connected with cambered surface supporting plates (21), and the cambered surface supporting plates (21) are movably sleeved in the inner cavity of the supporting arc-shaped groove (11).

2. A fire emergency hydraulic expander as claimed in claim 1, wherein: one side screw thread of support column (19) has cup jointed fixing bolt (18), the one end of fixing bolt (18) extends to the surface of extension post (17), the lower surface fixedly connected with base (20) of support column (19).

3. A fire emergency hydraulic expander as claimed in claim 1, wherein: the front surface of the mounting shell (2) is fixedly connected with an operation handle (3).

4. A fire emergency hydraulic expander as claimed in claim 1, wherein: the other end of the hydraulic mechanism body (1) is fixedly connected with a connecting wire (4).

5. A fire emergency hydraulic expander as claimed in claim 2, wherein: the lower surface of the base (20) is fixedly provided with a movable wheel (23).