KR200358659Y1 - shock-absorbing structure for postal matter cart - Google Patents

Abstract

The present invention relates to a shock absorbing structure of a mail carrier with a caster mounted on the bottom of the front and back plate, the back plate, both side plates and both side plates and the rear plate, more specifically, to be folded in the lower reinforcement frame of the back plate Hinge-coupled, the bottom of the outer frame placed on the top of the fixed brackets attached to the bottom of both side plates and the rear plate to install the caster and the bottom of the plurality of support frames installed to form a step of a predetermined depth inside the outer frame A frame; An elastic part and a plane having a predetermined width associated with the elastic part are installed on one of the upper and lower ends of the support frame and are bent upward at a predetermined angle in a 'V' shape in both directions of the supporting frame to act on the elastic force. A buffer portion having a portion; It includes a bottom plate of a predetermined area placed on the inner side of the outer frame and the upper portion of the buffer portion.

Therefore, even if the mail package and the bundles to be stacked on the bottom plate is impacted on the bottom plate while being shocked by the shock applied to the cushioning portion of the bottom plate to absorb the elasticity by absorbing and dispersing, the mail from the bottom plate during loading Provide a cushioning structure for the mail carrier to prevent damage.

Description

Shock-absorbing structure for postal matter cart

The present invention relates to a buffer structure of a mail carrier with a caster mounted on the bottom of the front and back plate, the rear plate, both side plates and both side plates and the rear plate, and in particular, the bottom of the mail package and bundles stacked on the bottom plate are stacked A shock absorbing structure of a mail carrier that prevents the mail from being damaged from the bottom plate during loading by elastically elastically absorbing and dispersing the impact even when an impact is applied to the plate. will be.

In general, post offices and postal mails in China collect postal items collected from various locations, postmark them, and classify them by destination.In the process of mail processing, each mail classified in the same mailing area is bundled together for handling. The banding work is convenient, and sorted into a mail box or loaded into a mail carrier 1 as shown in FIG. 1 and transported to a desired place.

The above-mentioned conventional mail carrier 1 constitutes a frame at a constant height in order to stably accommodate mails loaded from the bottom plate 2, and installs a net or wire mesh before, after, left and right. The mail has been safely transported to the shipping location to prevent the missing items.

However, when loading the mails banded in the mail carrier, the worker should be careful to load the mails so as not to damage or damage the mails. However, if the sorting and loading are quick, the banded mails are thrown to the bottom plate of the mail carriers. It is often reflective when loaded.

In this case, the banded mail colliding with the bottom plate 2 has a problem that the outside is damaged by the impact of the throwing, another mail is placed on the damaged mail, and the mail is stacked at the bottom at the same time the mail is stacked As the load is increased, the number of collisions with the bottom plate 2 increases, and the number of damages increases, so that the banding becomes loose, resulting in a postal breakup or breakage and damage. .

The present invention devised to solve the above problems, the purpose of the bottom plate to cushion the impact of the load and falling speed of the mail acting as the bottom plate to prevent the mail is damaged when the mail collides with the bottom plate. To provide.

1 is a view showing a bottom plate structure of a conventional mail carrier.

Figure 2 is a view showing the bottom plate structure of the present invention mail carrier.

3 is a view showing a first embodiment of the present invention buffer unit.

Figure 4 is a view showing a coupling structure of the bottom frame, the buffer unit and the bottom plate of the present design.

5 is a cross-sectional view showing a state in which the buffer of Figure 3 coupled to the support frame.

6 is a view showing a second embodiment of the present invention buffer unit.

7 is a view showing a third embodiment of the present invention buffer unit.

<Description of the symbols for the main parts of the drawings>

101: mail delivery vehicle 102: front opening and closing board

103: rear plate 104: side plate

105: caster 106: outer frame

107: fixing bracket 108: support frame

109: bottom frame 110: buffer

111: bottom plate 112: fixing bolt

The above object is a buffer of a mail carrier with a caster 105 installed at the bottom of the front opening and closing plate 102, the back plate 103, both side plates 104 and both side plates 104 and the back plate 103. In the structure, it is hinged to the lower reinforcement frame (103a) of the rear plate 103, the fixing brackets attached to the bottom of both side plate 104 and the back plate 103 to install the caster 105 A bottom frame 109 consisting of an outer frame 106 placed on an upper portion of the 107 and a plurality of support frames 108 installed to form a step of a predetermined depth inside the outer frame 106; Is installed on any one of the upper, lower ends of the support frame 108 and the bending portion (110a) is to be bent upward at a predetermined angle of the 'V' shape in both directions of the support frame 108 so that the elastic force acts and A buffer unit 110 having a flat portion 110b having a predetermined width associated with the shot portion 110a; The outer frame 106 is achieved by the buffer structure of the mail carrier characterized in that it comprises a bottom plate 111 of a predetermined area which is placed on the upper portion of the flat portion (110b) of the buffer unit (110).

Here, the bottom plate 111, the heavy oil fiber plate 111a (MDF: Medium Density Fiberboard) of a predetermined width and width disposed on the inner side of the outer frame 106 and the buffer unit 110; A buffer material 111b made of at least one of a sponge, urethane, and foam foam attached to the upper portion of the heavy oil fiber plate 111a to absorb shocks; It includes an acrylic panel 111c attached to the upper portion of the buffer material (111b).

Hereinafter, the configuration and operation of the present invention will be described with reference to FIGS. 2 to 7.

First, Figure 2 is a view showing the bottom plate 111 structure of the present invention mail carrier 101, Figure 3 is a view showing a first embodiment of the present invention buffer unit 110, Figure 4 This figure shows a coupling structure of the bottom frame 109, the buffer unit 110 and the bottom plate 111, Figure 5 is a state in which the buffer unit 110 of Figure 3 is coupled to the support frame 108 6 is a view showing a second embodiment of the present invention buffer unit 110, Figure 7 is a view showing a third embodiment of the present invention buffer unit 110.

As shown in Figure 2, the mail carrier 101 according to the present invention is the front opening and closing plate 102, the back plate 103, both side plates 104 are coupled to each other foldable, these front opening and closing plate ( 102, the back plate 103, both side plates 104, as shown in the mesh structure of each mesh is configured.

Here, the front opening and closing plate 102 and the right side plate 104 of FIG. 2 omits the illustration of the wire mesh in order to show the configuration of the mail carrier 101 of the present invention, but the actual wire mesh is formed, of course, The front opening and closing plate 102, the back plate 103, both side plates 104 of the mail carrier 101 according to the invention is not limited to this may be made of iron plate, synthetic resin plate, etc. in addition to the wire mesh.

In addition, the fixing bracket 107 for mounting the caster 105 is attached to the bottom of both side plate 104 and the back plate 103 as known by the applicant of the present application as shown in FIG.

According to the present invention, the bottom frame 109 is composed of the outer frame 106 and the support frame 108, the outer frame 106 of the front opening and closing plate 102, the back plate 103, both side plates 104 The inner frame has a shape such as a frame of the outer frame so as to be placed on the fixing bracket 107, a plurality of support frames 108 are attached to the inner side of the outer frame 106, the support frame 108 is an outer frame It is installed as shown in Figures 2 and 4 so that a step of a predetermined depth is formed on the inner surface of the outer frame 106 from the upper end of the 106 to the lower side.

In addition, any one of the upper end and the lower end of the support frame 108 is connected to the bullet portion 110a and the bullet portion 110a, which is bent upward at a predetermined angle of the V shape, and the flat portion 110b having a predetermined width. The buffer unit 110 having a) is installed, the mounting means as shown in Figure 2 to 7 through the fixing bolt 112 through the through hole (110c) formed in the buffer unit 110 to support the frame ( 108 may be bolted to, and may be installed integrally by welding, the present invention is not limited to this, the fixing bolt 112 shown is of course shown as one embodiment.

Here, the buffer portion 110 having the bullet portion 110a and the flat portion 110b bent by the letter 'V' proposed by the present invention has a shape and a cross-sectional shape of the second embodiment of FIGS. 6 and 7. Although may vary as in the third embodiment, these first and second embodiments may be coupled to any one of the upper and lower ends of the support frame 108 as shown, but preferably the lower end of the support frame 108. It is preferable to be bonded to, and the present invention does not limit this.

In addition, the buffer unit 110 is installed on the support frame 108 may be installed in a fixed position in the form as shown, the buffer unit 110 to be installed in the intermediate position of the support frame 108. ) Is not limited to the installation position, but, if the support plate 111 supported by the buffer unit 110 is a position where the balance (balance) can be maintained in front, rear, left and right, the installation position of the buffer boom 110 It does not limit.

In particular, although there are subtle differences in their shapes, since the bullet portion 110a and the flat plane portion 110b, which are bent by 'V', are essential technical elements, the scope of rights of the second and third embodiments is respectively It should be seen that it is included in the first embodiment shown in FIG.

Meanwhile, as shown in FIG. 5, the bottom plate 111 is placed on the inner side of the outer frame 106 and the upper portion of the flat portion 110b of the buffer unit 110, and the bottom plate 111 is shown in FIG. 2. As shown in the lower portion of the heavy oil fiber plate 111a (MDF: Medium Density Fiberboard) of a predetermined width and width is disposed, and the cushioning material made of at least one of a sponge, urethane, foam foam to absorb the impact on the heavy oil fiber plate (111a) A 111b is attached, and an acrylic panel 111c is attached to the upper portion of the buffer 110 to prevent damage of the buffer 111b.

MDF is an abbreviation of Medium Density Fiberboard, and has a medium density. It is made of plywood by mixing and gluing wood into powder to make it plywood. The fiber distribution is uniform throughout the thickness and the structure is dense and complicated. Machining can be performed without rupture of the face or side.

4, the flat portion 110b of the buffer unit 110 coupled to the support frame 108 is positioned above the support frame 108 by the bullet portion 110a bent by the letter 'V'. Since the bottom plate 111 is placed on the top of the flat portion 110b because it is located, a predetermined space is formed between the bottom plate 111 and the support frame 108.

Therefore, when the postal matter or the like is stacked on the bottom plate 111 when the postal matters or parcels stacked on the postal matter transporter 101 are stacked or thrown, as shown in FIGS. 5 to 7, the buffer unit 110 may be flat. The portion 110b is lowered by the load of the mail and at the same time the bent portion 110a is bent in a bent state to absorb the load and impact and at the same time a plurality of shock absorbing portion 110, the bullet portion 110a is the bottom plate The 111 will be raised upward.

At this time, when the mail is in contact with the bottom plate 111, the mail is to press the acrylic panel (111c) and at the same time the shock absorbing material (111b) of the bottom plate 111 is a shock absorber to absorb the impact, according to the material properties Firstly, the impact of the mail is absorbed, and secondly, the buffer 110 coupled to the support frame 108 descends and descends again as shown in FIGS. 5 to 7 due to the load and the impact of the mail.

As the mails stacked as described above increase, the plurality of shock absorbing parts 110 are lowered or raised by the elastic force whenever the weight is increased while the bottom plate 111 is held upward by the elastic parts 110a. By absorbing and dispersing the shock acting while repeating to prevent the mail from being impacted or damaged from the bottom plate 111.

As described above, the present invention prevents the mail from being damaged or damaged by double buffering the impact and load of the parcel or banded mail acting as a bottom plate to prevent the mail from being damaged or damaged. It has the effect of making it possible.

Claims (2)

In the buffer structure of the mail carrier with a caster mounted on the front and rear plate, the rear plate, both side plates and the bottom of both side plates and the rear plate, It is hinged to the lower reinforcement frame of the rear plate to be folded, the outer frame is placed on the upper side of the fixing bracket attached to the bottom of both side plate and the rear plate to install the caster and a step having a predetermined depth inside the outer frame is formed. A floor frame comprising a plurality of support frames installed to be provided; An elastic part and a plane having a predetermined width associated with the elastic part are installed on one of the upper and lower ends of the support frame and are bent upward at a predetermined angle in a 'V' shape in both directions of the supporting frame to act on the elastic force. A buffer portion having a portion; The buffer structure of the mail carrier, characterized in that it comprises a bottom plate of a predetermined area that is placed on the inner side of the outer frame and the upper portion of the buffer portion. The method of claim 1, The bottom plate is, Medium Density Fiberboard (MDF) of a predetermined width and width disposed on the inner side of the outer frame and the buffer portion; A cushioning material attached to an upper portion of the heavy oil fiber board and made of at least one of a sponge, urethane, and foam foam to absorb shock; A buffer structure of a mail carrier, characterized in that it comprises an acrylic panel attached to the upper portion of the cushioning material.