CN217697682U - Dilator - Google Patents

Abstract

The utility model provides an expander relates to fire-fighting equipment technical field, including the mobile jib, the side fixedly connected with disc of mobile jib, it is connected with the rim plate to rotate between the disc, the last fixed surface of rim plate installs the handle, the side of disc is equipped with the expansion arm admittedly, the upper surface of expansion arm is seted up flutedly, the upper end fixedly connected with spring of recess, the upper surface of spring is equipped with the fixed plate admittedly, during the in-service use, through setting up mobile jib, disc, rim plate, handle, expansion arm, recess, spring, fixed plate, fixed rod, fixed orifices and expansion head, when people need change the expansion head, at first people are through the mode of outwards dragging the fixed plate for the fixed rod moves along with the fixed plate outwards, moves to the fixed orifices outside until the fixed rod, what people can be convenient this moment expands the head and dismantle, has simplified expansion head dismouting process, reduces its cost of maintenance, does benefit to in-service use.

Description

Dilator

Technical Field

The utility model relates to a fire-fighting equipment technical field especially relates to expander.

Background

The hydraulic expander is an emergency rescue tool with expansion, tearing and traction functions, can be used for moving, lifting barriers, prying gaps and expanding into channels, enabling a metal structure to deform, tearing a steel plate on the surface of a vehicle body, is used in the existing fire expander, and is easy to cause the damage of an expansion head when the expansion head is used in a high-strength environment for a long time, and is of an integrated structure, so that the maintenance or replacement process of the expansion head is complicated, and the maintenance cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing the expander.

In order to realize the purpose, the utility model adopts the following technical scheme: the expander, including the mobile jib, the side fixedly connected with disc of mobile jib, it is connected with the rim plate to rotate between the disc, the last fixed surface of rim plate installs the handle, the side of disc is equipped with the expansion arm admittedly, the upper surface of expansion arm is seted up flutedly, the upper end fixedly connected with spring of recess, the last fixed surface of spring is equipped with the fixed plate admittedly, the lower extreme fixedly connected with fixed rod of fixed plate, the side of expansion arm is provided with the expansion head, the fixed orifices has been seted up on the surface of expansion head.

In order to improve the tightness of expansion arm, the utility model discloses the improvement has, the side of expansion head is provided with the latch, the material of expansion arm is alloy steel.

In order to insert the fixed rod into the fixed hole, the utility model discloses the improvement has, the width of fixed hole is unanimous with the width of fixed rod.

In order to facilitate people to hold the handle, the utility model discloses the improvement has, the side fixed mounting of mobile jib has the baffle, the handle is equipped with admittedly to the side of baffle, the side fixedly connected with of baffle hangs the rope.

In order to improve the antiskid nature of handle, the utility model discloses the improvement has, the surface of handle is provided with anti-skidding mechanism, anti-skidding mechanism includes anti-skidding gum cover, anti-skidding gum cover is established on the surface of handle, the spout has been seted up to the upper surface of handle.

In order to improve the life of antiskid gum cover, the utility model discloses the improvement has, the fixed surface of antiskid gum cover installs the slider, the material of antiskid gum cover is synthetic rubber, slider and spout sliding connection.

In order to change the antiskid rubber sleeve for people conveniently, the utility model discloses the improvement has, the diameter of antiskid rubber sleeve is greater than the diameter of handle.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, during the in-service use, through setting up the mobile jib, the disc, the rim plate, the handle, expansion arm, a recess, a spring, the fixed plate, the fixed rod, the fixed orifices and the expansion head, when people need to change the expansion head, at first people are through the mode of outwards dragging the fixed plate for the fixed rod is along with the fixed plate outwards removes, removes to the fixed orifices outside until the fixed rod, what people can be convenient at this moment will expand the head and dismantle, has simplified the first dismouting process of expansion, reduces its cost of maintenance, does benefit to in-service use.

2. The utility model discloses in, during the in-service use, through setting up anti-skidding mechanism, ensure that people can firmly hold the expander when the expansion operation, avoid people to grip the phenomenon that the handle skidded for a long time, simultaneously through the slider that sets up, when the anti-skidding gum cover damages under the rugged environment, only need the anti-skidding gum cover that outwards slides, can be convenient change it, do benefit to in-service use.

Drawings

Fig. 1 is a side view of the present invention showing a dilator;

fig. 2 is a side exploded view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is an enlarged view of the portion a of fig. 3 in the dilator of the present invention.

Illustration of the drawings:

1. a main rod; 2. a disc; 3. a wheel disc; 4. a handle; 5. an expansion arm; 6. a groove; 7. a spring; 8. a fixing plate; 9. a fixing rod; 10. a fixing hole; 11. an expansion head; 12. clamping teeth; 13. a baffle plate; 14. hanging a rope; 15. a grip; 16. a chute; 17. an anti-slip rubber sleeve; 18. a slide block.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: the expander, including mobile jib 1, the side fixedly connected with disc 2 of mobile jib 1, it has rim plate 3 to rotate between the disc 2, the last fixed surface of rim plate 3 installs handle 4, through be provided with rim plate 3 between disc 2, simultaneously, there is handle 4 at the last surface mounting of rim plate 3, make things convenient for people to adjust the angle of handle 4, use with this and handle 15 cooperation, thereby more firm take up the expander, disc 2's side is equipped with expansion arm 5 admittedly, expansion arm 5's upper surface is seted up flutedly, the upper end fixedly connected with spring 7 of flutedly 6, spring 7's upper surface is equipped with fixed plate 8 admittedly, through being provided with spring 7 in the upper end of flutedly 6, be provided with fixed plate 8 at spring 7's upper surface simultaneously, when people outwards drag fixed plate 8 and loosen it, fixed plate 8 then returns to the original place along with the effect of spring 7 pulling force, the lower extreme fixedly connected with fixed rod 9 of fixed plate 8, the side of expansion arm 5 is provided with expansion head 11, through being provided with expansion head 11 in the side of expansion arm 5, be convenient for people to carry out the operation under the environment of difference, expansion head 10 has seted up fixed orifices 10 on the people's surface, people's surface through expansion head 10, the convenient use.

Referring to fig. 1-4, the side of the expansion head 11 is provided with the latch 12, the latch 12 is arranged on the side of the expansion head 11, so as to effectively improve the anti-slip property of the expansion head 11, so that the expansion head 11 can ensure that the clamped object is not easy to slip off during the operation process, the expansion arm 5 is made of alloy steel, so as to effectively improve the firmness of the expansion arm 5, the alloy steel has special properties such as high strength, high toughness, wear resistance, corrosion resistance, low temperature resistance, high temperature resistance, no magnetism and the like, the width of the fixing hole 10 is consistent with the width of the fixing rod 9, when a person installs the expansion head 11, make things convenient for people to use the fixed rod 9 to fix expansion head 11, the side fixed mounting of mobile jib 1 has baffle 13, be provided with baffle 13 through the side at mobile jib 1, when people grip handle 15, produced danger factor causes the injury to the hand when can avoiding the operation, handle 15 is equipped with admittedly to the side of baffle 13, there is handle 15 through the side-mounting at baffle 13, make things convenient for people to grip handle 15, with this take its expander, the side fixedly connected with of baffle 13 hangs rope 14, be provided with through the side at baffle 13 and hang rope 14, when people need not use the expander, be convenient for people to accomodate the expander through hanging rope 14, improve its practicality.

Example two

Referring to fig. 2, an anti-slip mechanism is arranged on the surface of the handle 15, the anti-slip mechanism includes an anti-slip rubber sleeve 17, the anti-slip rubber sleeve 17 is sleeved on the surface of the handle 15, and the anti-slip rubber sleeve 17 is arranged on the surface of the handle 15, so that the anti-slip performance of the handle 15 can be effectively improved, when the dilator is used by people, the dilator can be firmly taken up, the sliding groove 16 is formed in the upper surface of the handle 15, and the sliding groove 16 is formed in the upper surface of the handle 15, so that people can conveniently slip the sliding block 18 into the sliding groove 16, and can conveniently install the anti-slip rubber sleeve 17.

Referring to fig. 2, a sliding block 18 is fixedly installed on the inner surface of the anti-skid rubber sleeve 17, the anti-skid rubber sleeve 17 is made of synthetic rubber, the synthetic rubber is also called a synthetic elastomer, and is a high-elasticity polymer synthesized by people, so that the anti-skid rubber sleeve 17 has excellent heat resistance, cold resistance and corrosion resistance, and is slightly influenced by environmental factors, when the anti-skid rubber sleeve is used in a severe environment, the service life of the anti-skid rubber sleeve is prolonged, the sliding block 18 is in sliding connection with the sliding groove 16, so that people can replace the anti-skid rubber sleeve 17 conveniently, the diameter of the anti-skid rubber sleeve 17 is larger than that of the grip 15, and when the anti-skid rubber sleeve 17 is replaced, people can conveniently sleeve the anti-skid rubber sleeve 17 on the surface of the grip 15.

The working principle is as follows: during practical use, through setting up mobile jib 1, disc 2, rim plate 3, handle 4, expansion arm 5, recess 6, spring 7, fixed plate 8, fixed rod 9, fixed orifices 10 and expansion head 11, when people need to change expansion head 11, at first people are through outwards dragging fixed plate 8, fixed rod 9 moves along with fixed plate 8 outwards, spring 7 stretches along with the removal of fixed plate 8 gradually, when moving to the outside of fixed orifices 10 until fixed rod 9, people take off worn expansion head 11 subsequently, and insert new expansion head 11 in expansion arm 5, after inserting expansion head 11 in expansion arm 5, people loosen fixed plate 8 this moment, along with the pulling force effect of spring 7, fixed plate 8 then moves down along with the pulling force of spring 7, in the in-process that fixed plate 8 removed, fixed rod 9 moves along with fixed plate 8 simultaneously, until fixed rod 9 inserts in fixed orifices 10, the effect of fixed expansion head 11 has been played this moment, through setting up anti-skidding mechanism, ensure that people can firmly hold up, when using under the long-time abominable environment, people's slip prevention gum cover 15, it is convenient to use to slide along with the slip-proof gum cover 17, it is convenient this moment to slide this moment, it is convenient to use.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (7)

1. The expander, including mobile jib (1), its characterized in that: the side fixedly connected with disc (2) of mobile jib (1), it is connected with rim plate (3) to rotate between disc (2), the last fixed surface of rim plate (3) installs handle (4), the side of disc (2) is equipped with expansion arm (5) admittedly, the upper surface of expansion arm (5) is seted up flutedly (6), the upper end fixedly connected with spring (7) of recess (6), the upper surface of spring (7) is equipped with fixed plate (8) admittedly, the lower extreme fixedly connected with fixation bar (9) of fixed plate (8), the side of expansion arm (5) is provided with expansion head (11), fixed orifices (10) have been seted up on the surface of expansion head (11).

2. The dilator of claim 1, wherein: the side of the expansion head (11) is provided with a latch (12), and the expansion arm (5) is made of alloy steel.

3. The dilator of claim 1, wherein: the width of the fixing hole (10) is consistent with that of the fixing rod (9).

4. The dilator of claim 1, wherein: the side fixed mounting of mobile jib (1) has baffle (13), handle (15) are adorned admittedly to the side of baffle (13), the side fixedly connected with of baffle (13) hangs rope (14).

5. The dilator of claim 4, wherein: the surface of handle (15) is provided with anti-skidding mechanism, anti-skidding mechanism includes anti-skidding gum cover (17), anti-skidding gum cover (17) cover is established on the surface of handle (15), spout (16) have been seted up to the upper surface of handle (15).

6. The dilator of claim 5, wherein: the inner surface fixed mounting of antiskid gum cover (17) has slider (18), the material of antiskid gum cover (17) is synthetic rubber, slider (18) and spout (16) sliding connection.

7. The dilator of claim 5, wherein: the diameter of the antiskid rubber sleeve (17) is larger than that of the grip (15).

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