CN220695683U - Hydraulic expansion device for rescue - Google Patents

Abstract

The utility model relates to a hydraulic expansion device for rescue, which comprises a box body, wherein the top of the box body is fixedly connected with an armrest, the left side of the box body is provided with a limiting mechanism, the box body is provided with an adjusting assembly, the limiting mechanism comprises two fixing blocks which are arranged on the left side of the box body, the interiors of the two fixing blocks are respectively and slidably connected with a fixing rod, the left sides of the two fixing rods are respectively and fixedly connected with an expansion head, one sides of the two fixing blocks, which are opposite, are respectively and fixedly connected with a cabin, and the interiors of the two cabin are respectively and slidably connected with a movable rod. This a hydraulic expansion device for rescue through setting up stop gear, makes expansion device possess spacing function, reaches and carries out spacing effect to the expansion head of convenient change different usage, and then conveniently handle complicated rescue, made things convenient for user's use, increased expansion device's commonality.

Description

Hydraulic expansion device for rescue

Technical Field

The utility model relates to the technical field of rescue tools, in particular to a hydraulic expansion device for rescue.

Background

The hydraulic expander has the strongest powerful expansion, tearing and traction functions in the rescue tool, can perform high-load rescue operation, is made of high-strength light alloy steel, and is light in weight and large in expansion force; the device can be used for moving and lifting obstacles, prying open gaps and expanding the gaps into channels, deforming a metal structure, tearing a steel plate on the surface of a vehicle body, has small volume and convenient operation, and is widely applied at present.

For example, chinese patent CN112870583B discloses a rescue hydraulic expander, which comprises a handle, one side fixedly connected with hydraulic means of handle, hydraulic means and transmission fixed connection, transmission articulated expansion arm's tail end, expansion arm's front end and expansion head swing joint, the upper portion in rear of expansion arm has seted up the movable chamber, the bottom fixedly connected with deformation bag of movable chamber, the inside movable sleeve has main threaded rod and follow threaded rod, the utility model is through two support column cross-hinged, can change the triangle-shaped shape of deformation bag and block and allow the support column to move to both sides by main threaded rod, each deformation bag forms right triangle when the support column supports fixed expansion arm, and right angle position is near expansion arm's middle part side, can help fixed support column to be located its position all the time, prevent that the support column from compressing clamp angle grow, thereby be favorable to preventing expansion arm and retract because of pressing too big, however this expansion device does not possess the function of dismantling, lead to unable expansion head of different usage, reduced expansion device commonality, so the hydraulic pressure device that proposes a problem that proposes a rescue was proposed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a hydraulic expansion device for rescue, which has the advantages of changing expansion heads with different purposes, and solves the problem that the expansion heads with different purposes cannot be changed due to the fact that the expansion device does not have a disassembling function.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the hydraulic expansion device for rescue comprises a box body, wherein the top of the box body is fixedly connected with a handrail, the left side of the box body is provided with a limiting mechanism, and the box body is provided with an adjusting component;

stop gear is including quantity for two and setting up at the left fixed block of box, two the equal sliding connection of inside of fixed block has the dead lever, two the equal fixedly connected with expansion head in the left side of dead lever, two the equal fixedly connected with cabin body in one side that the fixed block is on the back mutually, two the equal sliding connection in inside of cabin body has the movable rod, two the equal fixedly connected with connecting plate in the outside of movable rod, two the spring has all been cup jointed in the outside of movable rod.

Further, the adjusting part includes the motor with box top fixed mounting, the output shaft fixedly connected with threaded rod of motor, the outside threaded connection of threaded rod has a quantity to be two screw thread pieces, two the equal fixedly connected with slider in right side of screw thread piece, two the equal fixedly connected with bracing piece in left side of screw thread piece.

Further, the inside of fixed block has seted up the fixed slot, the inside of fixed slot and the outside sliding connection of dead lever.

Further, a limit groove is formed in the fixing rod, and the size of the limit groove is matched with that of the movable rod.

Further, a chute is formed in the right inner wall of the box body, and the inside of the chute is in sliding connection with the outer side of the sliding block.

Further, a rectangular through hole is formed in the left side of the box body, and the size of the rectangular through hole is matched with the size of the supporting rod.

Further, two movable rods are fixedly connected with handles on one sides, opposite to each other, of the movable rods, and the left sides of the two support rods are fixedly connected with the right sides of the two fixed blocks.

Further, the inside of screw thread piece is offered and is had the screw thread through-hole with threaded rod size looks adaptation, and the top the screw thread piece is opposite with the internal thread of bottom screw thread piece.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this a hydraulic expansion device for rescue through setting up stop gear, makes expansion device possess spacing function, reaches and carries out spacing effect to the expansion head of convenient change different usage, and then conveniently handle complicated rescue, made things convenient for user's use, increased expansion device's commonality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged schematic view of the structure a in fig. 1 according to the present utility model.

In the figure: 1 box, 2 armrests, 3 fixed blocks, 4 fixed rods, 5 expansion heads, 6 cabin bodies, 7 movable rods, 8 connecting plates, 9 springs, 10 motors, 11 threaded rods, 12 threaded blocks, 13 sliding blocks, 14 supporting rods, 15 sliding grooves and 16 handles.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a hydraulic expansion device for rescue in this embodiment includes a case 1, a chute 15 is provided on an inner wall of a right side of the case 1, a rectangular through hole is provided on a left side of the case 1, a handrail 2 is fixedly connected to a top of the case 1, a limit mechanism is provided on a left side of the case 1, and an adjusting assembly is provided on the case 1.

Stop gear is including quantity for two and setting up at the left fixed block 3 of box 1, the fixed slot has been seted up to the inside of fixed block 3, the equal sliding connection in inside of two fixed blocks 3 has dead lever 4, the inside of fixed slot and the outside sliding connection of dead lever 4, the spacing groove has been seted up to the inside of dead lever 4, the equal fixedly connected with expansion head 5 in the left side of two dead levers 4, the equal fixedly connected with cabin body 6 in one side that two fixed blocks 3 are on the back mutually, the equal sliding connection in inside of two cabin bodies 6 has movable rod 7, the size of spacing groove and the big or small looks adaptation of movable rod 7, the equal fixedly connected with handle 16 in one side that two movable rods 7 are on the back mutually, the equal fixedly connected with connecting plate 8 in the outside of two movable rods 7, spring 9 has all been cup jointed in the outside of two movable rods 7.

In this embodiment, adjusting part includes the motor 10 with box 1 top fixed mounting, the output shaft fixedly connected with threaded rod 11 of motor 10, threaded rod 11's outside threaded connection has a quantity to be two screw thread piece 12, the inside of screw thread piece 12 offered the screw thread through-hole with threaded rod 11 size looks adaptation, the inside screw thread of top screw thread piece 12 and bottom screw thread piece 12 is opposite, the equal fixedly connected with slider 13 in right side of two screw thread pieces 12, the inside and the outside sliding connection of slider 13 of spout, the equal fixedly connected with bracing piece 14 in left side of two screw thread pieces 12, the left side of two bracing pieces 14 and the right side fixed connection of two fixed blocks 3, the size of rectangle through-hole and the big or small looks adaptation of bracing piece 14.

The working principle of the embodiment is as follows:

this a hydraulic expansion device for rescue, through setting up stop gear, pull two handles 16 in opposite directions, two handles 16 drive two movable rods 7 and move in opposite directions, make movable rod 7 take out from the inside of fixed slot, then insert the inside of fixed slot with dead lever 4 on the suitable expansion head 5, loosen handle 16, spring 9 resets to two movable rods 7 relative motion, make movable rod 7 insert the inside of spacing groove, carry out spacingly to dead lever 4, thereby the expansion head 5 of different usage is conveniently changed, and then the convenience is handled complicated rescue, through setting up adjusting part, start motor 10, the output shaft of motor 10 drives threaded rod 11 and rotates, threaded rod 11 drives screw thread piece 12 and rotates, limit through setting up slider 13 and spout 15, make it only to reciprocate, top screw thread piece 12 is opposite to the internal thread of bottom screw thread piece 12, make two screw thread pieces 12 move in opposite directions, thereby drive two expansion heads 5 and move in opposite directions, and then reach the expansion operation, the commonality of user has been convenient.

The control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the utility model does not explain the control mode and circuit connection in detail.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a hydraulic expansion device for rescue, includes box (1), its characterized in that: the top of the box body (1) is fixedly connected with a handrail (2), a limiting mechanism is arranged on the left side of the box body (1), and an adjusting assembly is arranged on the box body (1);

stop gear is including quantity be two and set up in box (1) left fixed block (3), two equal sliding connection in inside of fixed block (3) has dead lever (4), two equal fixedly connected with expansion head (5) in the left side of dead lever (4), two equal fixedly connected with cabin body (6) in one side that fixed block (3) carried on the back mutually, two equal sliding connection in inside of cabin body (6) has movable rod (7), two equal fixedly connected with connecting plate (8) in the outside of movable rod (7), two spring (9) have all been cup jointed in the outside of movable rod (7).

2. A hydraulic expansion device for rescue operations according to claim 1, characterized in that: the adjusting component comprises a motor (10) fixedly mounted on the top of the box body (1), an output shaft of the motor (10) is fixedly connected with a threaded rod (11), the outer side of the threaded rod (11) is in threaded connection with two threaded blocks (12), the right sides of the threaded blocks (12) are fixedly connected with sliding blocks (13), and the left sides of the threaded blocks (12) are fixedly connected with supporting rods (14).

3. A hydraulic expansion device for rescue operations according to claim 1, characterized in that: the inside of fixed block (3) has seted up the fixed slot, the inside in fixed slot and the outside sliding connection of dead lever (4).

4. A hydraulic expansion device for rescue operations according to claim 1, characterized in that: the inside of dead lever (4) has seted up the spacing groove, the size in spacing groove and movable rod (7) size looks adaptation.

5. A hydraulic expansion device for rescue as defined in claim 2, wherein: a sliding groove (15) is formed in the inner wall of the right side of the box body (1), and the inside of the sliding groove is connected with the outer side of the sliding block (13) in a sliding mode.

6. A hydraulic expansion device for rescue as defined in claim 2, wherein: rectangular through holes are formed in the left side of the box body (1), and the size of each rectangular through hole is matched with the size of the supporting rod (14).

7. A hydraulic expansion device for rescue as defined in claim 2, wherein: the handles (16) are fixedly connected to one sides of the two movable rods (7) which are opposite to each other, and the left sides of the two support rods (14) are fixedly connected with the right sides of the two fixed blocks (3).

8. A hydraulic expansion device for rescue as defined in claim 2, wherein: the inside of screw thread piece (12) is offered and is had the screw thread through-hole with threaded rod (11) size looks adaptation, and top screw thread piece (12) are opposite with the internal thread of bottom screw thread piece (12).