A kind of fence
Technical field
The present invention relates to a kind of fence, particularly a kind of fence for protecting at the peripheral circumference in building or place.
Background technology
Fence cuts off as a kind of circumference or protective device is widely used.In prior art, fence has post for fence and the fence sheet between post for fence to consist of usually.Fence as shown in Figure 1, in this fence, the fence sheet is made of cross bar and montant, and the both ends, left and right of cross bar fixedly are inserted in the mounting groove of wall of post for fence.All exist the same with other fence of the prior art of this kind fence can only be along the drawback of straight line installation when installing.Install if run into along dog leg path, all can not realize continuous installation.The constructor need to bury two post for fences underground at each break place and could realize reluctantly installation requirement when mounted.During construction requirement as more in break, will cause the fence cost to strengthen, and construction cost also can become large.
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Summary of the invention
In order to solve above-mentioned drawback, the purpose of this invention is to provide a kind of when construction arbitrarily the turnstile sheet make it satisfy the fence of installation path requirement.
For achieving the above object, the technical solution used in the present invention is:A kind of fence, comprise that many are used for and fixture or fixing post for fence, the fence sheet between adjacent two described post for fences of ground, be fixed with a mount pad on the wall of described post for fence, on described mount pad, axis of rotation is installed, the axial line of described axis of rotation parallels with the center line of described post for fence, and left and right two ends of described fence sheet are rotatably connected on described post for fence by described axis of rotation respectively.
In technique scheme, preferred, the wall at described post for fence and the described fence sheet place of connecting is recessed to form recess section to the inside, and described mount pad is arranged on described recess section and locates.further preferred, described mount pad comprises a base portion, one side of described base portion has pin, opposite side has a pair of lug be used to described axis of rotation is installed, offer respectively third through-hole on a pair of described lug, described axis of rotation is arranged in described third through-hole, offer installing hole on described base portion, be provided with a securing member in described installing hole, described recess section has the slot that is complementary with described pin, described pin assigns in described slot, described mount pad is fixedly mounted on the wall of described post for fence by described securing member.
In technique scheme, also can be preferred, described fence sheet comprises at least one cross bar, some montants that are parallel to each other, and described cross bar and montant are hollow stem, and the left and right end of described cross bar is rotatably connected on described post for fence by described axis of rotation respectively.Further preferred, the described montant of each root is rotatably connected on described cross bar by the first turning cylinder respectively, and the rotational axis line of described the first turning cylinder is simultaneously perpendicular to the center line of described cross bar and the center line of described montant.Further preferred, the left and right both ends of described cross bar are connected with respectively a contiguous block, be provided with Triaxial hole on described contiguous block, described axis of rotation is inserted in described Triaxial hole simultaneously, and described contiguous block can drive described cross bar and rotate around described axis of rotation.
Preferably, the left and right both ends of described cross bar rotate by the second turning cylinder with corresponding described contiguous block respectively and are connected, the axis parallel of the axial line of described the second turning cylinder and described the first turning cylinder.
preferably, described fence sheet comprises many cross bars, many described cross bars all arrange in pairs and form some groups of cross bar assemblies, a pair of cross bar in same group of described cross bar assembly lays respectively at the both sides, front and back of described montant, the cross bar that is positioned at described montant front side is the front side cross bar, the cross bar that is positioned at described montant rear side is the rear side cross bar, described montant is clamped between described front side cross bar and rear side cross bar, described contiguous block is also between described front side cross bar and rear side cross bar, the left side of described front side cross bar and rear side cross bar, right both ends are provided with respectively the 4th axis hole, offer a slotted hole on described contiguous block, described slotted hole is between the 4th axis hole of described front side cross bar and rear side cross bar, described the second turning cylinder is arranged on described the 4th axis hole and described slotted hole simultaneously, described the second turning cylinder can slide before and after described slotted hole.
Because technique scheme is used, the present invention compared with prior art has following advantages: due toLeft and right two ends of fence sheet can rotate by the axis of rotation on mount pad respectively, like this when fence need to be installed along dog-leg path, as long as can realize continuous installation at break place's rotation fence sheet.This fence structure is simple, and is with low cost, and easy construction.
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Description of drawings
Accompanying drawing 1 is the structural representation of the fence of background technology;
Accompanying drawing 2 is looked schematic diagram for the master of fence of the present invention;
Accompanying drawing 3 is the schematic top plan view (partial view) of fence of the present invention;
Accompanying drawing 4 is the schematic perspective view (partial view) of fence sheet of the present invention;
Accompanying drawing 5 is the schematic perspective view of the first turning cylinder of the present invention;
Accompanying drawing 6 is the schematic perspective view (partial view) of fence sheet of the present invention after removing front rail;
Accompanying drawing 7 is the disassembly diagram (partial view) of montant of the present invention and one group of cross bar group;
Accompanying drawing 8 is the left part of fence sheet of the present invention and the connection diagram of post for fence (partial view);
Accompanying drawing 9 is the disassembly diagram (partial view) of the left part of montant of the present invention and one group of cross bar assembly;
Accompanying drawing 10 is the disassembly diagram (partial view) of fence sheet of the present invention, junction, post for fence left part;
Accompanying drawing 11 is the schematic perspective view of contiguous block of the present invention;
Accompanying drawing 12 is the schematic perspective view of mount pad of the present invention;
Accompanying drawing 13 is looked schematic diagram for the master of fence of the present invention after install the slope;
Accompanying drawing 14 is the schematic top plan view of fence of the present invention after installing along a dog-leg path;
In above accompanying drawing:1, post for fence; 11, recess section; 12, center line; 13, slot;
2, fence sheet; 21, cross bar; 22, montant; 23, front side cross bar; 24, rear side cross bar; 25, the first turning cylinder; 26, axial line; 27, front portion; 28, middle part; 29, rear portion; 210, the first axis hole; 211, the second axis hole; 212, the 5th axis hole; 213, the first through hole; 214, center line; 215, center line; 216, center line; 217, center line; 218, the second through hole; 219, center line; 220, the first reinforced wire; 221, the second reinforced wire; 222, front convex shoulder; 223, rear convex shoulder; 224, the 4th axis hole; 3, contiguous block; 31, slotted hole; 32, Triaxial hole; 33, the second turning cylinder; 34, axial line; 4, mount pad; 41, base portion; 42, pin; 43, lug; 44, third through-hole; 45, axis of rotation; 46, axial line; 47, installing hole; 48, threaded fastener.
The specific embodiment
The invention will be further described below in conjunction with the drawings and the specific embodiments, wherein, " left side " described in this manual, " right side " direction are identical with left and right direction in accompanying drawing 2 respectively, " front " described in this manual just refers to the below in accompanying drawing 3, and " afterwards " just refers to the top in accompanying drawing 3:
Fence as shown in Fig. 2-3, comprise a pair of post for fence 1 and between this to the fence sheet 2 between post for fence 1.Post for fence 1 is hollow structure, and left and right two ends of fence sheet 2 are arranged on post for fence 1.In this embodiment, fence sheet 2 is made of six roots of sensation cross bar 21 and 20 montants 22,6 cross bars consist of three groups of cross bar groups, two cross bars in same group of cross bar assembly are parallel to each other and lay respectively at the forward and backward both sides of montant 22, what be positioned at the front side is referred to as front side cross bar 23, and what be positioned at rear side is referred to as rear side cross bar 24.Montant 22 is clamped between front side cross bar 23 and rear side cross bar 24.
As shown in Figure 4, between each root cross bar 21 and montant 22 for being rotationally connected relation, be specially: the front side cross bar 23 in same group of cross bar assembly is connected with the rear side cross bar to rotate with each montant 22 by many first turning cylinders 25 and is connected, and the axial line 26 of the first turning cylinder 25 is simultaneously perpendicular to the center line 214 of front side cross bar 23, the center line 215 of rear side cross bar 24 and the center line 216 of montant 22.As shown in Fig. 5,6,7, the first turning cylinder 25 is the column type hollow shaft with dual tapered.The first turning cylinder 25 is divided into front portion 27, middle part 28 and rear portion 29 along its direction of axis line.Front side cross bar 23 and rear side cross bar 24 are offering respectively and the first axis hole 210 and the second axis hole 211 near on the wall of montant 22 1 sides, the hole shape of the first axis hole 210 is consistent with the shape of cross section of the front portion 27 of the first turning cylinder 25, the hole shape of the second axis hole 211 is consistent with the shape of cross section at the rear portion 29 of the first turning cylinder 25, offer the 5th axis hole 212 on montant 22, the front portion 27 of the first turning cylinder 25 is inserted in the first axis hole 210, the middle part 28 of the first turning cylinder 25 is inserted in the 5th axis hole 212, and the rear portion 29 of the first turning cylinder 25 is inserted in the second axis hole 211.In order to prevent that the first turning cylinder 25 from moving forward and backward along axial line 26 after installation, be provided with the first through hole 213 that the left and right connects in the front portion 27 of the first turning cylinder 25, the center line 217 of the first through hole 213 is parallel with the center line 214 of front side cross bar 23, the center line 219 of the second through hole 218, the second through holes 218 that connect about being provided with at the rear portion 29 of the first turning cylinder 25 is parallel with the center line 215 of rear side cross bar 24.Being provided with the first reinforced wire 220, the first reinforced wires 220 that extend along center line 214 directions of front side cross bar 23 in front side cross bar 23 is applied in the first through hole 213 of the first whole turning cylinders 25 simultaneously.Be provided with the second through hole 218 that the second reinforced wire 221, the second reinforced wires 221 that extend along center line 215 directions of rear side cross bar 24 pass the first whole turning cylinders 25 simultaneously in the rear side cross bar.The first reinforced wire 220 and the second reinforced wire 221 can be selected the metal wire of hard, as steel wire.As shown in Figure 7, the front portion 27 of the first turning cylinder 25 and rear portion 29 are tapered portion than middle part 28, and namely external diameter diminishes.The middle part 28 of the first turning cylinder 25 is convex shoulder 222 and rear convex shoulder 223 before the intersection with front portion 27 and rear portion 29 forms respectively, front convex shoulder 222, rear convex shoulder 223 are pushed against respectively on front side cross bar 23 and the close outside wall surface of montant one side of rear side cross bar 24, can prevent more effectively that like this first turning cylinder 25 from moving forward and backward.
In this embodiment, also be rotationally connected between end, two of the left and right of fence sheet 2 and post for fence 1, be for being rotationally connected between the end, two of left and right of front side cross bar 23, rear side cross bar 24 and post for fence 1, this is rotationally connected by setting up contiguous block 3 these parts and realizes, indirectly to be rotationally connected relation (if in some embodiments between end, two of the left and right of rear side cross bar 24 and post for fence 1, only need to rotate around a turning cylinder between end, two of the left and right of rear side cross bar and post for fence, also can directly will both be rotationally connected installation).Below elaborate the relation that is rotationally connected between the post for fence 1 in the left part of the left part of the front side cross bar 23 in the present embodiment and rear side cross bar 24 and left side, right side and left side are similar, again do not give unnecessary details.As shown in Fig. 8,9,10, the left part of the left part of front side cross bar 23 and rear side cross bar 24 is provided with a contiguous block 3 jointly, and contiguous block 3 is clamped between the left part of the left part of front side cross bar 23 and rear side cross bar 24.contiguous block 3(is referring to Figure 11) be the rectangle block of a hollow, be provided with slotted hole 31 and a Triaxial hole 32 on it, the left part of the left part of front side cross bar 23 and rear side cross bar 24 is provided with respectively the 4th axis hole 224, slotted hole 31 is between the 4th axis hole 224 of front side cross bar 23 and rear side cross bar 24, the second turning cylinder 33 is arranged on the 4th axis hole 224 and slotted hole 31 simultaneously, the axial line 34 of the second turning cylinder 33 is parallel with the axial line 26 of the first turning cylinder 25, like this, the left part of the left part of front side cross bar 23 and rear side cross bar 24 can either be rotated again up and down and can horizontally slip along slotted hole 31 with respect to contiguous block 3 with respect to contiguous block 3 around the second turning cylinder 33.The wall at post for fence 1 and fence sheet 2 places of connecting is recessed to form recess section 11 to the inside, and recess section 11 places are fixed with a mount pad 4.Mount pad 4(is as shown in figure 12) comprise a base portion 41, the left side of base portion has a pair of pin 42, the right side has a pair of lug 23, offer respectively third through-hole 44 on a pair of lug 43, one axis of rotation 45 is arranged in third through-hole 44, the axial line 46 of axis of rotation 45 parallels with the center line 12 of post for fence 1, this axis of rotation 45 also is inserted in Triaxial hole 32 simultaneously, and like this, contiguous block 3 can drive forward and backward side cross bar and rotate around axis of rotation 45.Also offer installing hole 47 on base portion 41, be provided with a threaded fastener 48 in installing hole 47, recess section 11 has the slot 13 that is complementary with pin 42, pin 42 assigns in slot 13, recess section 11 also has the position, hole of matching with installing hole 47, and mount pad 4 is fixedly mounted on recess section 11 places by threaded fastener 48.
Fence sheet in above-described embodiment is owing to being rotationally connected by the first turning cylinder between front side cross bar, rear side cross bar and montant, in the time both relatively rotating, distance between the center line of adjacent two montants can diminish, the horizontal overall width of whole fence sheet can diminish, the run-off the straight up or down together of front side cross bar and rear side cross bar.Like this, when the fence sheet is installed, as run into ground for the height rolling ground or when running into two distances between post for fence less than the side-to-side dimensions of normal fence sheet, can make it satisfy mounting condition by rotation front side cross bar and rear side cross bar.And, because front side cross bar and rear side cross bar can rotate around the second turning cylinder on contiguous block, like this, front side cross bar and rear side cross bar are after rotation, even the height and position of the end of front side cross bar and rear side cross bar changes, also do not need to change the installation site between itself and post for fence, thereby facilitated construction, it is shown in Figure 13 that it installs effect.In addition, because the end, two of left and right of front side cross bar and rear side cross bar all can be around being arranged on post for fence that axis of rotation rotates, so just can make the fence sheet to rotate freely around fence post, when the construction that runs into fence is not when installing along a straight line, can easily reach safety condition around the axis of rotation rotation by ordering about the fence sheet, it is shown in Figure 14 that it installs effect.
In the above-described embodiments, can be only on a side position of the front side of montant and rear side, cross bar (cross bar in namely omitting front side cross bar and rear side cross bar) be installed, like this with respect to the fence sheet in above-described embodiment, the requirement that is rotationally connected that the first turning cylinder only need be arranged to satisfy single cross bar and montant gets final product, and reinforced wire also only needs to use one.For two ends of fence sheet and the annexation of post for fence, also be not limited to the structure in above-described embodiment, as the universal connection that can adopt gimbal structure etc.The horizontal shape of cross bar, montant and post for fence also can adopt arbitrary shape, as circular cross-section, elliptic cross-section etc.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow person skilled in the art scholar can understand content of the present invention and implement according to this, can not limit protection scope of the present invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.