CN2354619Y

CN2354619Y - Safety blocks

Info

Publication number: CN2354619Y
Application number: CN 98233640
Authority: CN
Inventors: 陈自立
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-02-09
Filing date: 1998-02-09
Publication date: 1999-12-22
Anticipated expiration: 2008-02-09

Abstract

The utility model relates to a safety building block, comprising a main body, at least one convex pin and a concave chamber. The utility model is characterized in that elastic semi-rigid plastics is made into a stereo hollow building block which can be connected with another building block, and one or more than one vertical convex pins are arranged on the upper plane of the profile of the stereo hollow building block to form an inserted connecting member. A bottom surface corresponding to the upper plane is opened as the hollow port of the building block to make the hollow port form at least one concave chamber, and the outline of the bottom surface of the concave chamber is inosculated with an outer outline surrounded by a convex pin group on the upper plane to form a structure for accepting the convex pin.

Description

A kind of Safety building block

The utility model relates to a kind of toy for children building blocks, particularly relates to a kind of Safety building block.

In the prior art, the toy for children building blocks have had a lot of styles, all adopt hard material to make, as wood materials and rigid plastics.Existing common on the market class rigid plastics building blocks are hollow building blocks of making square, rectangle or other shape, have a plurality of protruding pins, the protruding pin that has is cylindrical, the protruding pin that has is cube shaped, the protruding pin of building blocks can be inserted another piece or adjacent two or more in the cavity of polylith building blocks when playing, be formed on the toy building of three-dimensional, or the object of other different shape.

Though above-mentioned building blocks can be used by the children more than 5 years old; but the children that the age is littler; owing to lack the essential both hands flexibility and the harmony of eyes and each finger; when attempting building these building blocks, lose heart through regular meeting; and need certain dynamics because of material reaches when inserting firmly, be easy to injure finger or health.Activity have obstacle, coordination is inconvenient, comprise that children with disabilities can not build this building blocks yet.

One of the purpose of this utility model just provides the Safety building block that a kind of semi plastic material by safety is that make, ease of assembly, be suitable for above-mentioned children's use.

Two of the purpose of this utility model provides a kind of Safety building block of causing building blocks to be easy to get loose owing to assembling unconcernedly of preventing.

It is the Safety building block that above-mentioned children piled up easily that three of the purpose of this utility model provides a kind of.

First purpose of the present utility model can realize by following technical measures: adopt elastic semi-rigid plastic to make the hollow building blocks of solid figure that can be connected with another piece building blocks at least, these building blocks are provided with one or more protruding pin vertically upward on plane on its main body, open with plane opposed bottom surface on this and to be the hollow port of building blocks, make it to form at least one alcove, the outline that the protruding pin group that this alcove can contain in profile and its bottom surface of bottom surface is surrounded matches, and forms the structure of admitting protruding pin.

Second purpose of the present utility model can realize by following technical measures: described protruding pin comprises a truncated cone-shaped termination and a straight neck littler than termination diameter, correspondingly, the port of alcove is received the little straight neck of protruding pin group that can contain with the bottom surface and is surrounded the profile kissing respectively, and the inner chamber of alcove is bigger, and the profile phase that surrounds with protruding pin group's termination adapts to.In the time two blocks of building blocks will being engaged, utilize the elasticity of material, as long as the application of force just can make the protruding pin termination of building blocks and the alcove port corresponding deformation of another piece building blocks that will insert a little, thereby protruding pin is inserted in the alcove to fasten, this syndeton can make and be connected firmly between building blocks and the building blocks, can not get loose.

The 3rd purpose of the present utility model can realize by following technical measures: adopt bigger size to make the long-pending basis of larger volume, the monolateral size of profile is more than 3 centimetres, and monolateral minimum dimension is good with 5～10 centimetres.

Three-dimensional shape of the present utility model can be geometric form solids such as square, cuboid, polygon cube, fan-shaped cube, sloping platform cube, or the combination of above-mentioned solid.

Building blocks of the present utility model can have one or two or several alcove.

The utility model compared with prior art has many advantages: (1) has security.Owing to adopted to have certain flexible semi-rigid plastic and make building blocks, soft, in light weight, make children when playing this toy, can be because of undue force does not injure oneself, can be because of children's shakiness of taking action yet, being collided with by building blocks because of carelessness injures; (2) the utility model can adopt larger volume, help children, comprise less than the essential both hands flexibility of 5 years old shortage and eyes and each finger harmony or movable have obstacle, coordination is inconvenient or children with disabilities assemble building blocks, even also can be built into unforgettable big structures with less building blocks, make children full of confidence, be difficult for losing heart; (3) adopt bigger protruding pin and the less alcove of port in termination to match, the building blocks that children are built into are difficult for getting loose, and improve the stability of assembling structures, thereby strengthen the interest and the self-confidence of children's object for appreciation.

Below in conjunction with accompanying drawing the utility model is described in further detail:

Fig. 1 is the main pseudosection of the building blocks of a kind of square bodily form of the present utility model, is the I-I profile of Fig. 2;

Fig. 2 is the upward view of building blocks shown in Figure 1;

Fig. 3 is the stereogram of building blocks shown in Figure 1;

Fig. 4 is the stereogram of the building blocks of a kind of cuboid of the present utility model;

Fig. 5 is the stereogram of building blocks shown in Figure 4, shows its bottom surface structure;

Fig. 6, the 7th, the stereogram of the building blocks of two kinds of cuboids in addition of the present utility model;

Fig. 8,9 and 10 is three kinds of stereograms that have the building blocks on inclined-plane of the present utility model;

Figure 11 is the stereogram that has the building blocks of the centre joint in the utility model square building blocks;

Figure 12 is the stereogram that has the building blocks of the centre joint in the utility model cuboid building blocks;

Figure 13 is the stereogram that building blocks shown in Figure 11 are opened a α angle;

Figure 14 is the stereogram that building blocks shown in Figure 12 are opened a α angle;

Figure 15,16, the 17th, the stereogram of three kinds of fan-shaped building blocks of the present utility model, their angles between the row's protruding pin of two on the last plane are respectively 15 °, 30 ° and 45 °;

Figure 13 is that fan-shaped building blocks fixedly have centre joint structure and opened the building blocks user mode figure at a α angle;

Figure 19, the 20th, two kinds of stereograms that have the inclined-plane building blocks of middle crack structure of the utility model.

Safety building block shown in Fig. 1,2 and 3 is a kind of embodiment of the present utility model, it adopts polyurethane foam plastics to make, the light weight softness, have elasticity, show that from Fig. 1 it has main body 2, alcove 3, wherein alcove 3 is open-minded from the bottom surface, the last plane of building blocks vertically is extruded with 4 protruding pin 4 (see figure 3)s, and each protruding pin all has a truncated cone-shaped termination 6 and diameter straight neck 8 less than termination 6, and they have constituted the connecting elements that inserts alcove 3.The round table surface of protruding pin termination 6 constitutes chamfered edge 10, and its endoporus 12 and taper hole 14 can play economical with materials, prevent the rough effect of body that causes greatly owing to the material thickness difference.

The bottom surface of this embodiment is the port one 6 of building blocks alcove 3 as can be seen from Figure 2, and the formed outline of protruding pin group on plane matches on the cross section of alcove 3 inner chambers 18 and the profile of port and the building blocks, forms the structure of admitting protruding pin.Wherein the radius T on 6 four jiaos of the port ones is fit to hold the straight neck 8 of protruding pin of another piece building blocks, and it is less than the radius R of inner chamber 18, and the radius R of inner chamber is fit to hold the protruding pin termination 6 of another piece building blocks.

In the time two blocks of building blocks will being connected, can utilize the elasticity of material, as long as the application of force just can make the protruding pin termination of building blocks and the alcove port corresponding deformation of another piece building blocks that will insert a little,, protruding pin fastens thereby being inserted in the alcove.Chamfered edge 10 on the protruding pin termination 6 helps the importing and the distortion of protruding pin, and the groove 20 in the alcove 3 had both played the effect that reduces wall thickness, played the effect that helps being out of shape again.

As can be seen from Figure 3, there are two row's protruding pins 4 on the last plane of these building blocks, and every row then has 2 protruding pins, and the centre-to-centre spacing n between two pins equates on reference axis x axle and y axle, all equals 2n.And this paper for the appearance and size of embodiment all be standardized, promptly its length and width all equal the multiple of n or n, the width of the building blocks of r row protruding pin is rn, so analogizes.According to this characteristic, can utilize this building blocks to build a wall, with any traditional connected mode promptly " lengthening interconnection system " lay bricks, when building last layer, " brick " is offset to down the brick of one deck with their " half length ".

Fig. 4 and Safety building block shown in Figure 5 are another kind of embodiment of the present utility model, and its profile is a cuboid, have two rows, 4 protruding pins 4 of every row; For good intensity is arranged, its alcove 3 is provided with two, and each alcove 3 all alcove 3 with precedent is identical, and the effect in hole 22 also is in order to save material, helps port one 6 distortion and is provided with.

Fig. 6 and two embodiment shown in Figure 7 are the building blocks that have only row's protruding pin 4, and difference is one two protruding pins 4, and another has four protruding pins 4.

Three embodiment shown in Fig. 8～10 are the building blocks that have an inclined-plane SB, the difference be they have respectively one row four or two or a protruding pin 4, available they build the object of eaves, tent and so on.Because their width all is 3n,, protrude in the outer pitched roof of room wall with formation so when they being installed on one or more building blocks, they can exceed the width of those building blocks 1n.

Embodiment shown in Figure 11～14 is the another kind of expansion angle building blocks HB different with above each example, and their characteristics are all to have a centre joint.The centre of these class building blocks is cut open a centre joint, the length of this centre joint is the whole width of building blocks no better than, promptly on the intermediate width direction of building blocks, only stay next narrow connection leaf 24 to connect two building blocks monomers that separated by the centre joint, one side of this connection leaf is the boundary line with hole 26, another side is the boundary line with groove 28, Figure 13 and 14 shows that these class building blocks can be opened from the centre joint, is used for building the object of the wall of arc or columniform tower and so on.

Above-mentioned expansion angle building blocks are when being opened a less angle [alpha], shown in Figure 13 and 14, the friction on its seating surface is enough to stop the auto-closing by the building blocks that elastic-restoring force caused that connect leaf 24 usually, still, when so that more wide-angle is opened, then building blocks just need fixing.For this reason, need be with fan-shaped long-pending these the fixing respectively expansion angle building blocks that opened 15 °, 30 ° and 45 shown in Figure 15～17.The fan-shaped building blocks of other angle can also be provided certainly.

The one section wall that has radian shown in Figure 180 is to utilize a fan-shaped building blocks LB to make one to expand the fixing situation of angle building blocks HB.The fan-shaped building blocks in the upper strata of this wall upwards can continue to expand the angle building blocks with another piece and be connected, and lower floor's expansion angle building blocks still can utilize its monomer building blocks that isolated into square to continue to connect fan-shaped building blocks, to extend wall.

Shown in Figure 19 and 20 is two kinds of expansion angle building blocks that have the inclined-plane.

Claims

1. Safety building block, have main body, at least one protruding pin and alcove, it is characterized in that the stereo hollow building blocks that can be connected that adopt elastic semi-rigid plastic to make with another piece building blocks, these building blocks in its profile on one or more protruding pin vertically upward is set on the plane, constitute the connecting elements that inserts; Open to the hollow port of building blocks with plane opposed bottom surface on this, make it to form at least one alcove, the protruding pin group that this alcove can hold in profile and its bottom surface of bottom surface and the outline that surrounds matches forms the structure of admitting protruding pin.

2. a kind of Safety building block according to claim 1, it is characterized in that described protruding pin comprises a truncated cone-shaped termination (6) and a straight neck (8) littler than termination diameter, the port (16) of corresponding alcove is received little and the straight neck of protruding pin matches, and the inner chamber of alcove (18) is bigger, adapts with the termination of protruding pin.

3. a kind of Safety building block according to claim 1 and 2 is characterized in that the monolateral size of building blocks profile is at least more than 3 centimetres.

4. a kind of Safety building block according to claim 3 is characterized in that the monolateral minimum dimension of building blocks profile is good with 5～10 centimetres.

5. according to claim 1 or 2 or 3 described a kind of Safety building blocks, it is characterized in that the distance on x axle and y axle equates between described protruding pin and the protruding pin.

6. a kind of Safety building block according to claim 5, the spacing that it is characterized in that described protruding pin and protruding pin is n, the length of building blocks and width all are the multiples of n or n.

7. according to claim 1 or 2 or 3 described a kind of Safety building blocks, it is characterized in that described building blocks main body 2 is geometry cube or their combination.

8. according to claim 1 or 2 or 3 described a kind of Safety building blocks, it is characterized in that described building blocks main body 2 has an inclined-plane SB at least.

9. according to claim 1 or 2 or 3 described a kind of Safety building blocks, the centre that it is characterized in that described building blocks main body 2 is cut open a centre joint, the length of this centre joint is the whole width of building blocks no better than, promptly only stay next narrow connection leaf 24 to connect two building blocks monomers that separated by the centre joint on the intermediate width direction of building blocks, two building blocks monomers can certain angle open each other.