KR102132439B1 - Impact energy absorber for car crush and construction method thereof - Google Patents

Abstract

The present invention relates to a shock absorber for a vehicle installed on a road in order to alleviate the shock generated during a collision of a vehicle, and more specifically, a configuration to further decelerate the speed of a decelerating movable frame that retreats backward in response to a collision of a vehicle. The present invention relates to a shock absorber for a vehicle that is installed in a deceleration cable in which the front end is bound to the cable fixing means and the rear end is attached to the fixed frame to control the amount of deceleration due to impact.

Description

Vehicle shock absorber and its construction method {IMPACT ENERGY ABSORBER FOR CAR CRUSH AND CONSTRUCTION METHOD THEREOF}

The present invention relates to a shock absorber for a vehicle installed on a road in order to alleviate the shock generated when a vehicle crashes, and more specifically, to further reduce the speed of a decelerating movable frame that retreats backward in response to a collision of a vehicle. In addition, it relates to a shock absorber for a vehicle having a structure capable of predicting and adjusting the deceleration amount during design and a construction method thereof.

A shock absorber for a vehicle, which is a device that absorbs and alleviates the shock generated when a vehicle driving on the road collides, is generally installed at a median in the road or at the entrance of an underground roadway and a tunnel, so that vehicles outside the driving lane are structures on the road, etc. It absorbs the impact energy of the vehicle before a collision to stop the vehicle, or corrects the direction of the vehicle so that the vehicle can return to the original driving lane, thereby minimizing driver injury.

In order to perform this role, the shock absorber for vehicles is usually provided with a basic block embedded in the ground, a fixed frame fixedly installed at the rear of the basic block, and provided at regular intervals between the basic block and the fixed frame. Between the deceleration movable frame guided by the support rod, the front plate coupled to the front of the front frame positioned in front of the deceleration movable frame, and the side cover covering the side space between each deceleration movable frame and the deceleration movable frame It consists of an upper cover that covers the upper space of the.

Through this configuration, the vehicle shock absorber is designed to reduce and reduce the shock caused by a vehicle collision by causing the vehicle to decelerate by a shock absorber or a deceleration means provided therein while the vehicle decelerates sequentially when the vehicle collides.

However, the conventional shock absorber for a vehicle developed so far is made of a shock absorber provided between the decelerating movable frames to mitigate the impact caused by a vehicle collision, and its deceleration effect is not clear, and the deceleration amount is predicted and adjusted during design. There was this unclear issue.

Therefore, it is necessary to develop a technology for a shock absorber for a vehicle having a simple configuration while being able to solve such a problem.

Republic of Korea Patent Registration No. 10-1273410

The present inventors have completed the present invention by developing a device capable of easily absorbing and absorbing shock due to a collision of a vehicle as a result of numerous research efforts.

Accordingly, the object of the present invention is to absorb the shock generated in the collision of the vehicle in consideration of the degree of impact generated in the collision of the vehicle according to the location or the type of vehicle installed in the process of designing the shock absorbing device for the vehicle. By adjusting the installation position and number of collision damping elements that affect the deceleration speed of the retreating front frame and deceleration movable frame, it is possible to predict and adjust the amount of deceleration, and also to minimize the repulsive force on the vehicle during a collision. It is to provide a shock absorber for a vehicle having a structure and a construction method therefor.

Another object of the present invention is to provide a shock absorbing and relieving device for a vehicle having a structure capable of minimizing the repulsive force on a vehicle during a collision while reducing the overall size to allow installation even when a place to be installed is narrow.

The object of the present invention is not limited to the above-mentioned object, and even if not explicitly mentioned, the object of the invention that can be recognized by those skilled in the art from the description of the detailed description of the invention to be described later may also be included naturally. .

In order to achieve the object of the present invention described above, the present invention is fixed to the front cable fixed to the ground; The front frame member disposed vertically on the rear side ground of the front cable fixing member, the rear fixed frame member fixedly installed on the ground at a predetermined distance to the rear side of the front frame member, the front frame member and the rear fixed frame member A deceleration frame including one or more deceleration movable frame members arranged vertically on the ground at regular intervals therebetween, and a jungle block member that is detachably installed at the center of the upper surface of the lower frame of the front frame member to constrain the deceleration cable members. part; The front end is bound to the front cable fixing part, and the rear end is bound to the rear fixed frame member by passing through the upper part of the lower frame of the deceleration movable frame member in a state connected by the front frame member and the pushing block member. One or more deceleration cable members installed parallel to the ground between the member and the rear fixed frame member are installed in the form of a ring surrounding the deceleration cable member to decelerate the speed of the deceleration frame part that retreats backward in response to a vehicle collision. The deceleration ring member is installed on the deceleration movable frame member located at the rear of the deceleration movable frame member and the deceleration cable member positioned between the rear fixed frame member to absorb shock and absorb shock during collision and to suppress the rebound caused by buffering. A shock absorber including a member; And a front collision plate member coupled to the front of the front frame member and side collision cover members respectively installed on both left and right sides of the deceleration movable frame member so as to cover both left and right sides between the front frame member and the rear fixed frame member. It provides a shock absorber for a vehicle comprising a; collision housing portion.

In addition, the present invention is fixed to the front cable fixed to the ground; The front frame member disposed vertically on both sides of the front cable fixing unit, the rear fixed frame member fixedly installed on the ground at a predetermined distance to the rear side of the front frame member, between the front frame member and the rear fixed frame member A deceleration frame part including one deceleration movable frame member which is vertically disposed on the ground of the fixed position, and a jungle block member fixedly installed under the deceleration movable frame member to constrain the deceleration cable member; The front end is bound to the front cable fixing part, and the rear end is bound to the rear fixed frame member while being connected to both sides of the pushing block member, so as to be parallel to the ground between the deceleration movable frame member and the rear fixed frame member. A pair of deceleration cable members to be installed, the deceleration cable member is installed in the form of a ring surrounding the deceleration cable member located between the deceleration movable frame member and the rear fixed frame member, and the deceleration to retreat to the rear in response to a vehicle collision A deceleration ring member for decelerating the speed of the frame portion, and a shock absorbing block member that is installed on a deceleration cable member located between the deceleration movable frame member and the rear fixed frame member to suppress shock absorption during shock and cushioning reaction. Shock absorber; And a front collision plate member coupled to the front of the front frame member and side collision cover members respectively installed on both left and right sides of the reduction frame portion so as to cover both right and left sides between the front frame member and the rear fixed frame member. It provides a shock absorber for a vehicle comprising a; housing portion.

In a preferred embodiment, the front frame member and the pair of guide ball members formed on both sides of the upper surface of each lower frame of the deceleration movable frame member; And two guide cable members, the front end of which is fixed to the front cable fixing part, penetrates the guide hole member, and the rear end thereof is attached to the rear fixed frame member so as to be positioned on the same plane as the reduction cable member. It further comprises a frame guide portion made.

In a preferred embodiment, the pushing block member includes a first block member, a second block member covering the first block member, and the first block member contacting the upper surface of the lower frame of the reduction frame part including the front frame member, and And a fixing member fixing the second block member to the front frame member, wherein the deceleration cable member is accommodated while the first block member and the second block member are coupled to the front frame member by the fixing member. A receiving groove is formed.

In a preferred embodiment, the shock-absorbing block member is formed in the center of both side surfaces where the through-holes through which the deceleration cable member passes are opposite to each other, and the upper and lower surfaces are open and include a plurality of hollow buffer boxes.

In a preferred embodiment, at least one of the plurality of buffer boxes, the inner space is filled with a filling block of a buffer material.

In a preferred embodiment, the shock absorbing box is made of a metal material, and plastic deformation occurs when a vehicle crashes, thereby absorbing shock. The shock absorbing capacity of the shock absorbing box is strengthened by the shock absorbing capacity of the filling block filled in the space inside the shock absorbing box. , After the collision ends, the resilience of the filling block made of the buffer material is suppressed by the plastically deformed buffer box, so that the repulsive force applied to the vehicle is controlled by the shock absorbing block unit.

In a preferred embodiment, the deceleration cable member is a rope shape made by twisting a plurality of wires, and the deceleration ring member is clamped to the deceleration cable member in a ring form as a light metal material than the metal material of the deceleration cable member.

In a preferred embodiment, the reduction ring member is installed at a narrower interval as it is closer to the front frame member, and is installed at a wider distance toward the rear fixed frame member.

In a preferred embodiment, the pushing block member is further detachably installed at the center of the upper surface of one or more lower frames of the deceleration movable frame members to constrain the deceleration cable members.

In addition, the present invention comprises the steps of fixing the front cable fixing to the ground of the road where the vehicle shock absorber is installed; A deceleration frame portion installation step of installing a deceleration frame portion from the rear side or both sides of the front cable fixing portion to the rear side; A shock absorber installation step of installing at least one shock absorber on the front cable fixing section and the reduction frame section; And a collision housing unit installation step of installing a collision housing unit in a deceleration frame unit in which the shock absorber is installed.

In a preferred embodiment, the step of installing the deceleration frame includes disposing a front frame member perpendicular to the rear side or both sides of the front cable fixing unit; Installing the rear fixed frame member perpendicularly to the ground at a predetermined distance behind the front frame member; And disposing a predetermined number of deceleration movable frame members perpendicular to the ground at regular intervals between the front frame member and the rear fixed frame member.

In a preferred embodiment, before performing the shock absorber installation step, the shock absorber is installed in a ring shape by clamping and engaging a plurality of reduction ring members over the entire length of the reduction cable member, and impacting toward the rear side of the reduction cable member After the shock absorber is installed and the shock absorber is completed, the shock absorber installation step is to fix the front end of the reduction cable member to the front cable fixing unit, and then to the center of the upper surface of the lower frame of the front frame member or the deceleration movable frame. Installing a jungle block member to constrain the reduction cable member to a jungle block member installed under the member; And the deceleration cable member is installed parallel to the ground through the upper surface of the lower frame of the deceleration movable frame member, and the rear fixed frame so that the shock-absorbing block member is positioned between the last deceleration movable frame member and the rear fixed frame member. And fixing the rear end of the reduction cable member to a member.

In a preferred embodiment, the step of installing the jungle block member further includes the step of installing a jungle block member to constrain the deceleration cable member to the center of the upper surface of the lower frame of at least one of the deceleration movable frame members. .

According to the present invention described above, in consideration of the degree of impact generated during a vehicle collision according to a place or a type of vehicle installed in the process of designing a vehicle shock absorber, the shock generated during a vehicle collision is absorbed to the rear according to the collision. It is possible to adjust the installation position and the number of collision damping elements that affect the deceleration speed of the retreating front frame and deceleration movable frame, so that it is possible to predict and adjust the amount of deceleration, and to minimize the repulsive force on the vehicle during a collision. .

In addition, the vehicle shock absorber and construction method of the present invention can minimize the repulsive force on the vehicle in the event of a collision while reducing the overall size to enable installation even when the place to be installed is narrow.

Therefore, according to the shock absorber for a vehicle of the present invention, it is possible to stop the crashed vehicle quickly, minimize the impact transmitted to the driver and passengers, and not only prevent secondary traffic accidents due to lane departure, The shock absorber can be designed appropriately according to the size of the collision that will occur when a vehicle crashes.

These technical effects of the present invention are not limited to the above-mentioned ranges, and even if not explicitly stated, the effects of the invention that can be recognized by those of ordinary skill from the description of specific contents for the practice of the invention described below are also Of course it is included.

1 is an internal structure diagram of a shock absorber for a vehicle according to a first embodiment of the present invention.
2 is an internal structure diagram of a shock absorber for a vehicle according to a second embodiment of the present invention.
3 is an internal structure diagram of a shock absorber for a vehicle according to a third embodiment of the present invention.
4A is an internal structural diagram of a shock absorber for a vehicle according to a fourth embodiment of the present invention, and FIGS. 4B and 4C are implementations of a jungle block member applied to the fourth embodiment.
Figures 5a and 5b is an exploded perspective view and a combined perspective view of the jungle block member according to an embodiment included in the shock absorber for a vehicle of the present invention.
6A and 6B are perspective and separation perspective views of a shock absorbing block member according to an embodiment included in a shock absorber for vehicles of the present invention.
7A and 7B are perspective and separation perspective views of a shock absorber for a vehicle including the internal structure shown in FIG. 1, and FIG. 7C is a perspective separation view of a shock absorber for a vehicle including another internal structure, and FIG. 7D and 7E are perspective and separation perspective views of a shock absorber for a vehicle including the internal structure shown in FIG. 4.
8A and 8B are side views showing a state in which shock absorbers for vehicles of the present invention are installed on roads and foundation blocks, respectively.

The terms used in the present invention are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, terms such as “include” or “have” are intended to indicate the presence of features, numbers, steps, actions, components, parts or combinations thereof described in the description of the invention, one or more other It should be understood that features or numbers, steps, actions, components, parts or combinations thereof are not excluded in advance.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from other components. For example, the first component may be referred to as a second component without departing from the scope of the present invention, and similarly, the second component may also be referred to as a first component.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person skilled in the art to which the present invention pertains. Terms, such as those defined in a commonly used dictionary, should be interpreted as having meanings consistent with meanings in the context of related technologies, and should not be interpreted as ideal or excessively formal meanings unless explicitly defined in the present invention. Does not.

In interpreting the components, it is interpreted as including the error range even if there is no explicit description. In particular, when the terms "about", "substantially", etc. of degree are used, it can be interpreted as being used in or close to the value when manufacturing and substance tolerances specific to the stated meaning are given. .

In the case of a description of a time relationship, for example,'after','following','~after','~before', etc. When the temporal sequential relationship is described,'right' or'directly' It also includes cases that are not continuous unless' is used.

Hereinafter, the technical configuration of the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments.

However, the present invention is not limited to the embodiments described herein and may be embodied in other forms. The same reference numerals used to describe the present invention throughout the specification indicate the same components.

The first technical feature of the present invention is to take into account the impact caused by the collision of a vehicle by absorbing the impact generated when the vehicle collides in consideration of the degree of impact generated when the vehicle crashes, depending on the location or the type of vehicle installed in the process of designing the vehicle shock absorber. It is possible to adjust the installation position and number of collision damping elements that affect the deceleration speed of the front frame and the decelerating movable frame that retreat to the rear. It is in a shock absorber for a vehicle having a structure that can be constructed and a construction method thereof.

In other words, the conventional shock absorber for a vehicle is generally formed by a shock absorber provided between the decelerating movable frames to reduce the impact of a vehicle collision, so that the deceleration effect is not clear, so it is possible to accurately and accurately adjust the deceleration amount during design. Although it could not be reflected, the shock absorber for vehicles of the present invention is controlled by the quantity of the decelerating ring member, the shock absorbing block member and the pushing block member, as well as the amount of deceleration by adjusting the quantity of the shock absorber itself installed. Because you can predict and adjust.

Therefore, the shock absorber for a vehicle of the present invention is fixed to the front cable fixed to the ground; The front frame member disposed vertically on the rear side ground of the front cable fixing member, the rear fixed frame member fixedly installed on the ground at a predetermined distance to the rear side of the front frame member, the front frame member and the rear fixed frame member A deceleration frame including one or more deceleration movable frame members arranged vertically on the ground at regular intervals therebetween, and a jungle block member that is detachably installed at the center of the upper surface of the lower frame of the front frame member to constrain the deceleration cable members. part; The front end is bound to the front cable fixing part, and the rear end is bound to the rear fixed frame member by passing through the upper part of the lower frame of the plurality of deceleration movable frame members in a state connected by the front frame member and the pushing block member. Between the front frame member and the rear fixed frame member, at least one deceleration cable member installed in parallel with the ground, installed in a ring shape surrounding the deceleration cable member, and the speed of the deceleration frame part retreating backward according to a vehicle collision The deceleration ring member for decelerating and the deceleration movable frame member located at the rearmost of the deceleration movable frame members and the deceleration cable member located between the rear fixed frame members absorb shock during collision and absorb the shock to suppress the rebound caused by buffering. A shock absorber including a buffer block member; And a front collision plate member coupled to the front of the front frame member and side collision cover members respectively installed on both left and right sides of the reduction frame portion so as to cover both right and left sides between the front frame member and the rear fixed frame member. Housing part; includes.

In addition, the second technical feature of the present invention is a structure that can minimize the repulsive force on the vehicle in the event of a collision while reducing the overall size so that it can be installed even if the place is narrow, but the shock absorber for vehicles needs to be installed. It is in the vehicle shock absorber.

That is, the shock absorber for a vehicle having a conventional structure is too long and has a large width, so it is necessary to invade the road when installing, but there was a great difficulty in installing a shock absorber for a vehicle, but the shock absorber for a vehicle of the present invention It is easy to install even in a narrow place by minimizing the size by reducing the length by using only one deceleration movable frame member while reducing the width as much as possible by using the two-dimensional plate-like member as a whole. This is because the repulsive force on the vehicle during a collision can be minimized through the shock absorber including the block member.

Therefore, the shock absorber for a vehicle of the present invention having a second technical feature is fixed to the front cable fixed to the ground; The front frame member disposed vertically on both sides of the front cable fixing unit, the rear fixed frame member fixedly installed on the ground at a predetermined distance to the rear side of the front frame member, between the front frame member and the rear fixed frame member A deceleration frame part including one deceleration movable frame member which is vertically disposed on the ground of the fixed position, and a jungle block member fixedly installed under the deceleration movable frame member to constrain the deceleration cable member; The front end is bound to the front cable fixing part, and the rear end is bound to the rear fixed frame member while being connected to both sides of the pushing block member, so as to be parallel to the ground between the deceleration movable frame member and the rear fixed frame member. A pair of deceleration cable members to be installed, the deceleration cable member is installed in the form of a ring surrounding the deceleration cable member located between the deceleration movable frame member and the rear fixed frame member, and the deceleration to retreat to the rear in response to a vehicle collision A deceleration ring member for decelerating the speed of the frame portion, and a shock absorbing block member that is installed on a deceleration cable member located between the deceleration movable frame member and the rear fixed frame member to suppress shock absorption during shock and cushioning reaction. Shock absorber; And a front collision plate member coupled to the front of the front frame member and side collision cover members respectively installed on both left and right sides of the reduction frame portion so as to cover both right and left sides between the front frame member and the rear fixed frame member. Housing portion; includes.

In addition, the construction method of a shock absorber for a vehicle according to the present invention comprises the steps of fixing and fixing a front cable fixing unit on the ground of a road in which a shock absorber for a vehicle is installed; A deceleration frame portion installation step of installing a deceleration frame portion to the rear side of the front cable fixing portion or from both sides to the rear side; A shock absorber installation step of installing a shock absorber on the front cable fixing section and the reduction frame section; And a collision housing unit installation step of installing a collision housing unit in the deceleration frame unit in which the shock absorber is installed.

1 is an internal structure diagram of a shock absorber for a vehicle according to a first embodiment of the present invention, FIG. 2 is an internal structure diagram of a shock absorber for a vehicle according to a second embodiment of the present invention, and FIG. 3 is a diagram of the present invention 4A is an internal structural diagram of a shock absorber for a vehicle according to a third embodiment, and FIG. 4A is an internal structural diagram of a shock absorber for a vehicle according to a fourth embodiment of the present invention, and FIGS. 4B and 4C are applied to the fourth embodiment It is an embodiment of the jungle block member. Figures 5a and 5b is an exploded perspective view and a combined perspective view of a jungle block member according to an embodiment included in the vehicle shock absorber for the present invention, Figures 6a and 6b are included in the vehicle shock absorber It is an exploded perspective view and an exploded perspective view of the shock absorbing block member according to one embodiment. 7A and 7B are perspective and separation perspective views of a shock absorber for a vehicle including the internal structure shown in FIG. 1, and FIG. 7C is an exploded perspective view of a shock absorber for a vehicle including another internal structure. 7D and 7E are perspective and separation perspective views of a shock absorber for a vehicle including the internal structure shown in FIG. 4. 8A and 8B are side views showing a state in which shock absorbers for vehicles of the present invention are installed on roads and foundation blocks, respectively.

A detailed structure of a shock absorber for a vehicle 1 according to a first embodiment of the present invention will be described with reference to FIGS. 1 and 5A to 7B.

As shown in Figure 7a and 7b, the vehicle shock absorption mitigation device 1 of the present invention is a front cable fixing unit 100, the deceleration frame unit 200, the shock absorber 300 and the collision housing unit 400 ).

The front cable fixing 100 is a component that is fixedly installed on the foremost ground of the road on which the vehicle shock absorption mitigation device 1 is installed, and the front end of the deceleration cable member 210 is fixed, as shown in one embodiment. The fixing bracket plate can be firmly fixed to the road, for example, asphalt or the like by an eyebolt. If necessary, a cover covering the front cable fixing unit 100 may be formed.

The deceleration frame unit 200 is a component that induces a stop by interfering with the forward movement of the vehicle while sequentially moving backwards when the vehicle collides with the front side of the shock absorber, 1, the front frame member 210, and the rear fixing It includes a frame member 220, a plurality of deceleration movable frame member 230, and the pushing block member 240.

As shown, the front frame member 210 and the deceleration movable frame member 230 have the same shape, and the lower and upper portions between the two vertical frames so as to connect the two vertical frames and the two vertical frames arranged at regular intervals to each other. It may be formed of two horizontal frames that are fixedly installed in the upper frame and the lower frame. Here, the vertical frame and the horizontal frame may be a cylindrical three-dimensional structural material having a rectangular cross section so that the front frame member 210 and the deceleration movable frame member 230 can be stably standing in a state perpendicular to the ground. However, the rear fixed frame member 220 basically has a structure similar to that of the front frame member 210, but in a fixed state below two vertical frames instead of the lower frame for a solid fixation on the ground, a certain area to the rear. A bottom plate having an extended size is installed, and a fixing plate perpendicular to the bottom plate is installed to be fixed to the rear of the two vertical frames, and two side plates formed from the top of the vertical frame to the bottom plate are further formed.

First, the front frame member 210 is disposed vertically on the rear side ground of the front cable fixing unit 100 as shown, and the rear fixing frame member 220 is spaced a certain distance toward the rear side of the front frame member 210. Placed and fixedly installed on the ground, one or more deceleration movable frame members 230 may be disposed perpendicular to the ground at regular intervals between the front frame member 210 and the rear fixed frame member 220. When at least two deceleration movable frame members 230 are disposed, the first deceleration movable frame member 230a disposed close to the front frame member 210 and the second decelerating movable frame member 230 disposed close to the front frame member 220 It may include a deceleration movable frame member (230b). In particular, the front frame member 210 and the deceleration movable frame member 230 are not fixed to the ground, but the rear fixed frame member 220 is a vehicle that is collided after impact cushioning of the vehicle collided with the collision absorption mitigation device 10 Since the holding force must be stopped, it is firmly fixed to the road surface such as asphalt.

As shown in one embodiment, the front frame member 210 and the deceleration movable frame member 230 have the same size and shape, and the rear fixed frame member 220 replaces the lower frame in the deceleration movable frame member 230. The bottom plate 222 for firmly fixing the rear fixing frame member 220 to the ground is provided, and the fixing plate 221 and the side plate 223 to which the rear end of the reduction cable member 210 is coupled are further provided. It can have a shape.

The jungle block member 240 is a component that connects the deceleration cable member 310 and the front frame member 210 to prevent the front frame member 210 from moving backward when a vehicle crashes, and the front frame member 210 It is detachably installed in the center of the upper surface of the lower frame 211 may be installed to restrain the reduction cable member 310. As one embodiment, as shown in Figures 5a and 5b, the first block member 241, the second block member 242 and the fixing member 243 is formed separately from each other is pushed block member 240 ). The first block member 241 has a shape in contact with the upper surface of the lower frame of the reduction frame unit 200 including the front frame member 210, and the second block member 242 is the first block member 241 It is formed to cover, but may have a shape that mirrors each other based on a plane parallel to the ground.

As shown, the receiving groove in which the deceleration cable member 310 is accommodated while the first block member 241 and the second block member 242 are coupled to the front frame member 210 by the fixing member 243 Since the first block member 241 and the second block member 242 should be formed on the coupling surface, the first block member 241 and the second block member 242 are respectively decelerated cable members 310 toward the adjacent surfaces. Hemispherical groove having a diameter that can be inserted can be formed by the number of reduction cable member 310 included in the shock absorbing device 1 for a vehicle of the present invention.

In addition, the jungle block member 240 is a component that is detachably installed on the front frame member 210, and the fixing member 243 can detachably secure the jungle block member 240 to the front frame member 210. All known configurations can be used as long as possible, and as an example, a bolt and nut structure may be used.

As described above, when the fixing member 243 has a bolt and nut structure, the fixing member in the state where the second block member 242 covers the first block member 241 disposed at the center of the upper surface of the lower frame of the front frame member 210 Since it should be fixed to the front frame member 210 by 243, one or more threaded through holes into which the fixing member 243 is inserted are formed in the first block member 241 and the second block member 242, respectively. It could be.

The shock absorber 300 is installed such that the lower portions of the front frame member 210 and the rear frame fixing member 220 are connected among the front cable fixing unit 100 and the deceleration frame unit 200, so that the vehicle absorbs shock absorbers. As a component that absorbs and alleviates the shock applied to the deceleration frame portion 200 by acting on the deceleration frame portion 200 that induces a stop by interfering with the forward movement of the vehicle when colliding with the front of (1), the vehicle It is possible to supplement and enhance the function of the deceleration frame unit 200 that induces a stop by interfering with the advancement. The shock absorber 300 may include a deceleration cable member 310, a deceleration ring member 320, and a shock absorber block member 330. In FIG. 1, two shock absorbers 200 are installed, but will be described later. As described above, one or more shock absorbers 300 may be installed in consideration of the degree of impact generated during a vehicle collision according to a place or a type of vehicle installed in the process of designing a vehicle shock absorber.

The reduction cable member 310 has a length that can be installed tightly between the front cable fixing unit 100 and the rear fixing frame member 220 in a rope shape made by twisting a plurality of wires. It provides a basis on which shock-absorbing elements that complement and enhance functions can be installed. As one embodiment, the deceleration cable member 310 has its front end bound to the front cable fixing part 100 and is connected by the front frame member 210 and the jungle block member 240 to the first deceleration movable frame member 203a ) And the second decelerating movable frame member 230b, the lower frame 231 of the plurality of decelerating movable frame members 230 passes over the upper portion thereof, and the rear end thereof is bound to the rear fixed frame member 220, and thus the front frame member 210 ) And the rear fixed frame member 220 may be installed parallel to the ground, as shown, two decelerations by the jungle block member 240 formed on the upper surface of the lower frame 211 of the front frame member 210. The cable member 310 may be installed at a predetermined interval below the inner space of the reduction frame portion 200.

The deceleration ring member 320 is installed in a ring shape surrounding the deceleration cable member 310 and is a component that substantially decelerates the speed of the deceleration frame unit 200 that retreats backward according to a collision of the vehicle by frictional force and binding force. As, as a ring surrounding the deceleration cable member 310 installed between the jungle block member 240 and the rear fixed frame member 220 attached to the front frame member 210, a plurality of spaced intervals may be installed. The deceleration ring member 320 may be formed of a metal material lighter than the material of the deceleration cable member 310 so that the deceleration effect can be maximized by damage during frictional deceleration and binding release with the deceleration cable member 310. For example, it can be formed of soft aluminum.

The reduction ring member 320 is clamped and bound in the form of a ring to the reduction cable member 310, and the installation interval thereof is installed at a narrower interval as it is closer to the front frame member 210 as shown in one embodiment, and the rear fixed frame The member 220 may be installed at a wider interval. As shown as an embodiment, the installation interval between the front frame member 210 and the first deceleration movable frame member 230a is considerably narrow, and the second deceleration movable frame member 230b and the rear fixed frame member 220 are The installation interval can be wide. In this way, the closer the collision site is, the narrower it is and the farther it is, the narrower the installation interval, so that the deceleration effect of the crashed vehicle can be maximized.

The shock-absorbing block member 330 is a component that absorbs shock generated when a vehicle crashes, and may perform a function of absorbing shock and suppressing repulsion generated during shock absorption, through which the reduction cable member 310 penetrates. The spheres are formed at the center of both side surfaces facing each other, the upper and lower surfaces are open, and a plurality of hollow buffer boxes 331 are included. If the buffer box 331 is formed of a metal material, its shape and size are not limited, but as an example, the overall shape may be columnar. If necessary, as shown in FIGS. 5A and 5B, one or more filling blocks 332 filling the inner space of one or more buffer boxes 331 among the plurality of buffer boxes 331 may be further included.

The filling block 332 is formed of a buffer material to fill the inner space of the buffer box 331, but its shape is not limited, but as one embodiment, one filling block 332 is a top filling block ( 332a) and the bottom filling block 332b, the buffer box 331 is installed in the reduction cable member 310 while the reduction cable member 310 is centered around the upper surface filling block 332a. Each of the lower surface filling blocks 332b may be installed on the lower surface thereof. The buffer material constituting the filling block 332 is not limited as long as it has an elastic restoring force, but may be a rubber material as an example.

Particularly, when the shock absorbing block member 330 includes a plurality of shock absorbing boxes 331 and filling blocks 332, the shock absorbing box 331 is made of a metal material, and is plastically deformed when a vehicle crashes, thereby providing shock. To absorb, the shock absorbing capacity of the buffer box 331 is enhanced by the buffering capacity of the filling block 332 filled in the inner space of the buffer box 331, and after the end of the collision, the rebound resilience of the filling block 332 made of a cushioning material is fired. By being suppressed by the modified buffer box 331, the repulsive force applied to the vehicle can be controlled.

As described above, since the shock absorbing block member 330 can control the repulsive force applied to the vehicle, the shock absorbing block member 330 is the second deceleration movable frame member disposed at the rear of the decelerating movable frame member 230 in particular ( When installed on the deceleration cable member 310 located between 230b) and the rear fixed frame member 220, it is possible to significantly increase the possibility of preventing a secondary accident caused by the vehicle being bounced in a direction different from the collision direction.

The collision housing part 400 is a housing surrounding the deceleration frame part 200 as shown in FIGS. 7A and 7B, and in particular, a front collision plate member 410 and a vehicle that receives the impact primarily when the vehicle collides with the front surface. When the side impact, it includes a side impact cover member 420 formed on both sides of the reduction frame portion 200 that receives the impact primarily. If necessary, the top cover member may be further included.

The front collision plate member 410 is a component that is coupled to the front of the front frame member 210 and forms the front surface of the vehicle shock absorber 1 so that it can be formed as a flat plate or a curved surface.

Side collision cover member 420 is formed on each of the left and right sides of the deceleration frame portion 200, as one embodiment the deceleration frame portion 200 is the front frame member 210, the first deceleration movable frame member (230a), In the case of the second deceleration movable frame member 230a and the rear fixed frame member 220, three may be formed on each of the left and right sides of the deceleration frame 200. In this case, one between the front frame member 210 and the first deceleration movable frame member 230a on one side, and one between the first deceleration movable frame member 230a and the second deceleration movable frame member 230b In addition, three side collision cover members 420, one of which is located between the second deceleration movable frame member 230b and the rear fixed frame member 220, are formed to be connected to each other so as to overlap each other, and the front frame member 210 ) And the first deceleration movable frame member (230a) is moved to the rear side collision cover member 420 has a configuration that moves backward while overlapping in the form of a slide.

In addition, even when the top cover member is further formed, the front frame member 210, the first deceleration movable frame member 230a, and the like are formed to be connected and overlapped with each other in the same way as the side collision cover member 420. When overlapping with each other, it may have a configuration that moves backward.

Next, with reference to Figure 2 looks at with respect to the specific structure of the shock absorbing device 1 for a vehicle according to a second embodiment of the present invention.

As shown in Figure 2, the shock absorbing device 1 for a vehicle according to the second embodiment of the present invention is provided with one deceleration cable member 310 constituting the shock absorbing part 300, the shock absorbing part ( 300) is not two, but only one is installed and the frame guide unit 500 is installed only differently, and the rest of the configuration is the same as the shock absorber for vehicles according to the first embodiment, so only different components will be described. .

When one deceleration cable member 310 is installed, the deceleration ring member 320 and the shock absorbing block member 330 are installed on the deceleration cable member 310, so that at least one shock absorber 300 is substantially installed. Same as that. As shown in FIG. 2, when one deceleration cable member 310 is installed, the deceleration cable member 310 is located at the center of the lower portion of the inner space of the deceleration frame part 200 so as to effectively act on the deceleration frame part 200. It can be installed to be located.

The frame guide part 500 is a front frame member 210 and one or more deceleration movable frame members 230 included in the deceleration frame part 200 retreat to the rear fixed frame member 220 side, the front frame member ( 210) and one or more deceleration movable frame members 230 are connected to guide them, and the deceleration frame 200 is pushed backward to form a shock absorption section according to a vehicle collision. Therefore, the frame guide part 500 is a guide cable member 510 and a guide cable member 520 penetrating through the guide ball member 510 and the guide ball member 520 formed on the front frame member 210 and one or more deceleration movable frame members 230. ).

As shown, the guide hole member 510 is formed in a pair on both sides of the upper surface of the lower frame 211 of the front frame member 210 and the lower frame 231 of the deceleration movable frame member 230, respectively. The shape of the cable member 520 is not limited as long as it has a diameter through which the cable member 520 can be penetrated. However, as illustrated, an embodiment of the guide hole member 510 includes a lower frame 211 of the front frame member 210 and The lower frame 231 of the deceleration movable frame member 230 may be a pair of pin-shaped rings integrally formed on both sides of the upper surface.

The guide cable member 520 guides it when the deceleration frame part 200, especially the front frame member 210 and one or more deceleration movable frame members 230 disposed without being fixed to the ground, move backward, so that the front cable height The front end thereof is bound to the top 100 and penetrates each of the pair of guide hole members 510 so that the rear end is attached to the rear fixed frame member 220. In particular, the pair of guide cable members 520 may be installed in parallel to each other in the inner space of the reduction frame unit 200.

In addition, the guide cable member 520 may be installed tightly between the front cable fixing part 100 and the rear fixing frame member 220 in a rope shape made by twisting a plurality of wires in the same manner as the deceleration cable member 310. It has a length, and may be installed to be located on the same plane as the reduction cable member 310 as shown. Thus, when the guide cable member 520 is installed to be located on the same plane as the reduction cable member 310, it does not interfere with the action of the force compared to the case installed on different planes, so that the shock absorber 300 is Impact absorption and relaxation roles can be strengthened.

Next, with reference to Figure 3 looks at with respect to the specific structure of the vehicle shock absorber (1) according to the third embodiment of the present invention.

As shown in FIG. 3, the shock absorbing device 1 for a vehicle according to the third embodiment of the present invention differs only in that one or more sliding block members 240 are also installed in the deceleration movable frame member 230. Since the rest of the configuration is the same as in the first embodiment, only different components will be described.

In the shock absorbing device 1 for a vehicle according to the first embodiment of the present invention, as shown in FIG. 1, the pushing block member 240 is detachable only at the center of the upper surface of the lower frame 211 of the front frame member 210. Although possible, in the shock absorbing and relieving device 1 for a vehicle according to the third embodiment, in addition, it is detachably installed in the center of the upper surface of at least one of the lower frames of the deceleration movable frame members 230.

As described above, when the pushing block member 240 is further installed, the deceleration speed of the deceleration frame unit 200 that retreats backward in the event of a vehicle collision by acting with the deceleration ring member 320 installed in the deceleration cable member 310 can be slowed down. Since there is an effect, the collision absorbing and relieving apparatus 1 for a vehicle having the configuration of the third embodiment is capable of absorbing a larger impact generated when a vehicle crashes.

In addition to the configuration of the collision absorbing and relieving device 1 for a vehicle according to the first to third embodiments described above, a place installed in the process of designing the shock absorbing and relieving device 1 for a vehicle, although not described in a specific embodiment, or Considering the degree of impact generated when a vehicle crashes, depending on the type of vehicle, including the structure shown in FIG. 7C, the number of impact absorbing parts 300, whether or not the frame guide part 500 is installed, and of the pushing block member 240 Since the number of installations can be adjusted, according to the present invention, it is possible to predict and adjust the deceleration amount during design.

Next, with reference to FIGS. 4A to 4C, FIGS. 7D and 7E, a detailed structure of the shock absorber for vehicle 1 according to the fourth embodiment of the present invention will be described.

As shown in Fig. 4a, the shock absorbing device for vehicles 1 according to the fourth embodiment of the present invention is configured to reduce the overall width and length of the shock absorbing device for vehicles 1 to be installed in a narrow place. In order to implement, the structure of the reduction frame part 200 is changed, and only the installation positions of the members included in the shock absorber 300 are different due to the structure change of the reduction frame part 200, and the rest of the configuration is the first embodiment. Since it is the same as the shock absorber for vehicles according to, it will be described only for different components.

As shown in Figure 4a and 7d, the shock absorbing device 1 for a vehicle of the present invention is to reduce the length of the front frame member 210, rather than the rear of the front cable fixing 100, both sides of the ground In the installation, only one deceleration movable frame member 230 was installed between the front frame member 210 and the rear fixed frame member 220. In addition, in order to reduce the width of the shock absorber for vehicles 1 of the present invention, the vertical frame 201 and the horizontal frame forming the front frame member 210, the deceleration movable frame member 220, and the rear fixed frame member (202) was implemented as a plate-like member, unlike the first to third embodiments, which were formed of a cylindrical three-dimensional structural material having a rectangular cross section.

As such, in order to implement the vertical frame and the horizontal frame of the front frame member 210 and the deceleration movable frame member 230 as plate-like members, the overall shape may be implemented differently from the first embodiment. As shown in the two vertical frames 201 are arranged so that the surfaces face each other, the horizontal frame 202 may have a structure that is installed in the middle and the top of the vertical frame. At this time, by installing a pair of the horizontal frame 202 facing each other on both sides of the vertical frame 201 facing each other in the plane direction, the front frame member 210 and the like can be stably structured on the ground to some extent. Can be implemented. In addition, the rear fixing frame member 220 is a structure further comprising a bottom plate 222, a fixing plate 221, and a side plate 223 on the front frame member 210, the bottom plate 222 is securely fixed to the ground As a component for the two vertical frames 201, a plate member having a size extending a certain width to the rear is installed in a fixed state, and the fixed plate 221 is coupled to the rear end of the reduction cable member 210 As a component, it is installed so as to be fixed to a certain height at the lower front of the two vertical frames 201 perpendicular to the bottom plate 222, and the side plates 223 vertically frame a trapezoidal plate member having a right triangle or a right angle. By forming the bottom plate from both sides of 201, a structure capable of firmly fixing the rear fixing frame member 220 to the ground can be implemented.

The jungle block member 240 is a component connecting the reduction cable member 310 and the reduction frame part 200, and as shown in FIG. 4A, the front frame member 210 is rear of the front cable fixing unit 100. Rather, because it is installed on both sides of the ground, the jungle block member 240 is fixedly installed at the lower portion of the deceleration movable frame member 230, the front end of which is bound to the front cable fixing 100, and the rear end thereof is a rear fixed frame member The deceleration cable member 310 bound to the 220 may be connected to the deceleration movable frame member 230 in the middle. The jungle block member 240 interlocks a pair of deceleration cable members 310 whose fixed ends are fixed at a predetermined distance to the front cable fixing part 100 with the deceleration movable frame members 230, and at the same time, each rear end thereof. A pair of deceleration cable members 310 located between the deceleration movable frame member 230 and the rear fixed frame member 220 in a state bound to the rear fixed frame member 220 may be installed parallel to each other and parallel to the ground. The structure is not limited as long as it is present. As shown in Figure 4a as an embodiment, a plate-shaped push block member 240 is installed under the parallel side of the horizontal frame 202 on the rear side of the deceleration movable frame member 230, and the front cable fixing 100 As the width between the pair of deceleration cable members 310 fixed at the front end thereof is widened, it is constrained by the jungle block member 240, so as to be shown in FIG. 4B, a certain distance toward the center of the jungle block member 240 is maintained. After the two openings are formed, each of which is extended toward the side end portion, and then has a structure in which the opening is extended to the lower portion, the deceleration cable member 310 can be implemented to be stably restrained at the end of the extended opening. . In some cases, the structure of the opening formed in the jungle block member 240 may be formed in the structure shown in FIG. 4C. On the other hand, although not shown, if the pushing block member 240 is installed on the front side of the deceleration movable frame member 230, the deceleration cable member 310 can be more firmly restrained.

The structure of the shock absorbing part 300 is other parts except that the deceleration ring member 320 is not installed on the deceleration cable member 310 installed between the front frame member 210 and the deceleration movable frame member 230. Since it is substantially the same, detailed description will be omitted. However, in the case of the shock absorbing block member 330, it may be desirable to install more numbers than the numbers installed in the first to third embodiments to cushion the shock in a shorter section.

Next, the construction method of the shock absorber for a vehicle having the above-described configuration includes the steps of fixing and installing the front cable fixing 100 on the ground of the road where the shock absorber for vehicles 1 will be installed; A deceleration frame portion installation step of installing the deceleration frame portion 200 to the rear side of the front cable fixing portion 100 or from both sides to the rear side; A shock absorber installation step of installing the shock absorber 300 on the front cable fixing unit 100 and the reduction frame unit 200; And a collision housing unit installation step of installing the collision housing unit 400 in the deceleration frame unit 200 in which the shock absorber 300 is installed.

Here, the installation step of the deceleration frame portion is a step of placing the front frame member 210 perpendicular to the rear side of the front cable fixing unit 100; A step of vertically fixing the rear fixed frame member 220 to the ground at regular intervals at the rear of the front frame member 210; And a step of vertically arranging a predetermined number of deceleration movable frame members 230 at regular intervals between the front frame member 210 and the rear fixed frame member 220. However, in the case of having the structure of the fourth embodiment, the step of arranging the front frame member 210 arranges the front frame members 210 perpendicular to both sides of the front cable fixing unit 100, and decelerates the movable frame to the rear side. Only one member 230 may be installed.

In addition, before performing the shock absorber installation step, first, the shock absorber 300 may be assembled as many as necessary. After preparing the deceleration cable member 310 having a required length, a plurality of deceleration ring members 320 are clamped in a ring shape surrounding the deceleration cable member 310 at regular intervals throughout the length of the prepared deceleration cable member 310. Install as much as possible. After the reduction ring member 320 is installed, the shock absorbing block member 330 is installed on the rear side of the reduction cable member 310 by allowing the rear end of the reduction cable member 310 to pass through a plurality of buffer boxes 331, Shock absorber 300 by installing the shock absorbing block member 330 by filling the top filling member 332a and the bottom filling member 332b in one or more of the buffer boxes 331 installed through the buffer box 331 ) Can be completed.

After the shock absorber installation step is fixed, the front end of the deceleration cable member 310 of the shock absorber 300 is fixed to the front cable fixing unit 100, and then the center of the upper surface of the lower frame 211 of the front frame member 210 or the deceleration operation Installing the jungle block member 240 so that the reduction cable member 310 is restrained on the jungle block member 240 fixedly installed under the frame member 230; And the lower frame of the deceleration movable frame member 230 on which the deceleration cable member 310 is disposed, is installed parallel to the ground, and the shock absorbing block member 330 is the rearmost deceleration movable frame member and the rear fixed frame member ( And fixing the rear end of the deceleration cable member 310 of the shock absorber 300 to the rear fixing frame member 220 so as to be located between the 220 and the rear fixing frame members 220. However, if the jungle block member 240 has the structure shown in FIG. 4A, as in the case of the structure of the fourth embodiment, the step of installing the jungle block member 240 is the jungle block member. It may be performed simply by inserting it into the opening of 240 and receiving it at the end of the opening. Also, in the step of fixing the rear end of the reduction cable member 310, the reduction cable member 310 is installed parallel to the ground under the horizontal frame installed in the middle of the reduction movable frame member 230, and the shock absorbing block member 330 ) The rear end of the deceleration cable member 310 of the shock absorber 300 may be fixed to the rear fixed frame member 220 so that it is located between the deceleration movable frame member 230 and the rear fixed frame member 220. to be.

If necessary, in particular, in the structures of the first to third embodiments, the step of installing the jungle block member is a deceleration cable member in the center of the upper surface of the lower frame of one or more of the deceleration movable frame members 230 among the deceleration movable frame members 230. The step of installing the jungle block member 240 to constrain the 310 may be further included. At this time, the decelerating movable frame member further equipped with the jungle block member 240 may be a decelerating movable frame member located immediately behind the front frame member 210 as shown.

On the other hand, the collision housing unit installation step is to install the front plate member 410 on the front of the front frame member 210, and the reduction frame portion to cover both left and right sides between the front frame member 210 and the rear fixed frame member 220. And installing the side collision cover members 420 on both left and right sides of the (200). If necessary, the top cover member can be further installed.

According to the above construction method, the shock absorber for vehicle 1 of the present invention can be installed by fixing the front cable fixing part 100 and the rear fixing frame member 220, in particular, as shown in FIG. 8A. It may be installed directly on, or as shown in Figure 8b, it may be installed on the foundation block 600 is buried in the ground to form a support force during a vehicle collision. The foundation block can be composed of reinforcing bars and concrete.

The present invention has been illustrated and described with reference to preferred embodiments, as described above, but is not limited to the above-described embodiments, and to those skilled in the art to which the present invention pertains without departing from the spirit of the present invention. By this, various changes and modifications will be possible.

1: Shock absorber for vehicle 100: Front cable fixing
200: reduction frame 210: front frame member
211: lower frame 220: rear fixed frame member
221: fixed plate 222: bottom plate
230: deceleration movable frame member 240: jungle block member
300: shock absorber 310: reduction cable member
320: reduction ring member 330: shock absorbing block member
331: Buffer box 332: Filling block
400: collision housing portion 410: front collision plate member
420: side collision cover member 430: top cover member
500: Frame guide part 510: Guide hole member
520; Guide cable member 600: Basic block

Claims (14)

Fixed front cable fixed to the ground;
The front frame member disposed vertically on the rear side ground of the front cable fixing member, the rear fixed frame member fixedly installed on the ground at a predetermined distance to the rear side of the front frame member, the front frame member and the rear fixed frame member A deceleration frame including one or more deceleration movable frame members arranged vertically on the ground at regular intervals therebetween, and a jungle block member that is detachably installed at the center of the upper surface of the lower frame of the front frame member to constrain the deceleration cable members. part;
The front end is bound to the front cable fixing part, and the rear end is bound to the rear fixed frame member by passing through the upper part of the lower frame of the deceleration movable frame member in a state connected by the front frame member and the pushing block member. One or more deceleration cable members installed parallel to the ground between the member and the rear fixed frame member are installed in the form of a ring surrounding the deceleration cable member to decelerate the speed of the deceleration frame part that retreats backward in response to a vehicle collision. The deceleration ring member is installed on the deceleration movable frame member located at the rear of the deceleration movable frame member and the deceleration cable member positioned between the rear fixed frame member to absorb shock and absorb shock during collision and to suppress the rebound caused by buffering. A shock absorber including a member; And
It includes a front collision plate member coupled to the front of the front frame member and side collision cover members respectively installed on both left and right sides of the deceleration movable frame member to cover both left and right sides between the front frame member and the rear fixed frame member. It includes a collision housing;
The deceleration ring member is installed at a narrower interval as it is closer to the front frame member and is installed at a wider interval toward the rear fixed frame member, and the deceleration cable is in the form of a ring made of a light metal material than the metal material forming the deceleration cable member. By clamping and binding to the member, the deceleration effect is maximized by frictional deceleration with the deceleration cable member by a deceleration frame part that retreats backward in response to a collision of the vehicle, and damage caused when damage is released from the deceleration cable member. Vehicle shock absorber. Fixed front cable fixed to the ground;
The front frame member disposed vertically on both sides of the front cable fixing unit, the rear fixed frame member fixedly installed on the ground at a predetermined distance to the rear side of the front frame member, between the front frame member and the rear fixed frame member A deceleration frame part including one deceleration movable frame member which is vertically disposed on the ground of the fixed position, and a jungle block member fixedly installed under the deceleration movable frame member to constrain the deceleration cable member;
The front end is bound to the front cable fixing part, and the rear end is bound to the rear fixed frame member while being connected to both sides of the pushing block member, so that it is parallel to the ground only between the deceleration movable frame member and the rear fixed frame member. A pair of deceleration cable members to be installed, the deceleration cable member is installed in the form of a ring surrounding the deceleration cable member located between the deceleration movable frame member and the rear fixed frame member, and the deceleration to retreat to the rear in response to a vehicle collision A deceleration ring member for decelerating the speed of the frame portion and a shock absorbing block member that is installed on a deceleration cable member located between the deceleration movable frame member and the rear fixed frame member to suppress shock absorption and shock absorption during collision. Shock absorber; And
A collision housing including a front collision plate member coupled to the front of the front frame member and side collision cover members respectively installed on both right and left sides of the reduction frame portion so as to cover both left and right sides between the front frame member and the rear fixed frame member. Includes;
The deceleration ring member is formed of a ring made of a light metal material rather than a metal material forming the deceleration cable member and clamped to the deceleration cable member, thereby reducing the deceleration cable member by a deceleration frame part that retreats backward in response to a collision of the vehicle. A shock absorbing and relieving device for a vehicle, characterized in that the deceleration effect is maximized due to the damage when the friction is reduced and the binding with the reduction cable member is released.
According to claim 1,
A pair of guide ball members formed on both sides of an upper surface of the lower frame of each of the front frame member and the deceleration movable frame member; And two guide cable members, the front end of which is fixed to the front cable fixing part, penetrates the guide hole member, and the rear end thereof is attached to the rear fixed frame member so as to be positioned on the same plane as the reduction cable member. Shock absorber for a vehicle characterized in that it further comprises a frame guide portion made.
According to claim 1,
The pushing block member includes a first block member, a second block member covering the first block member, and the first block member and the second block member contacting the upper surface of the lower frame of the reduction frame part including the front frame member. It includes a fixing member fixed to the front frame member, wherein the first block member and the second block member is coupled to the front frame member by the fixing member to form a receiving groove for receiving the reduction cable member is formed A shock absorber for a vehicle, characterized in that.
The method according to claim 1 or 2,
The shock-absorbing block member is formed in the center of both sides where the through-holes through which the deceleration cable member is penetrated, and the upper and lower surfaces are open, and includes a plurality of hollow shock absorber boxes. .
The method of claim 5,
When at least one of the plurality of buffer boxes is filled with a filling block of a buffer material, the buffer box is made of a metal material, and plastic deformation occurs when a vehicle crashes, thereby absorbing shock. The shock absorbing capacity is strengthened by the buffering capacity of the filling block filled in the inner space of the buffer box, and the rebound resilience of the filling block made of the buffer material after the crash is suppressed by the plastically modified buffer box, so that the shock absorbing block part Shock absorption mitigation device for a vehicle, characterized in that the reaction force applied to the vehicle is controlled by.
delete delete delete The method according to any one of claims 1, 3, and 4,
A shock absorber for a vehicle, characterized in that the pushing block member is further detachably installed at a central portion of the upper surface of at least one of the deceleration movable frame members to constrain the deceleration cable member. delete delete delete delete

Images