CN207122472U - A kind of connecting piece for guard rail - Google Patents
A kind of connecting piece for guard rail Download PDFInfo
- Publication number
- CN207122472U CN207122472U CN201721182200.9U CN201721182200U CN207122472U CN 207122472 U CN207122472 U CN 207122472U CN 201721182200 U CN201721182200 U CN 201721182200U CN 207122472 U CN207122472 U CN 207122472U
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- Prior art keywords
- rotation section
- layer rotation
- connector
- gag lever
- lever post
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Abstract
A kind of connecting piece for guard rail, is related to guard bar technique field.Guardrail includes being made up of two cross bars, four montants, two the first connectors, two the second connectors, two the 3rd connectors and L-shaped fixture；Connected, connected between two the 3rd connectors by another cross bar, the second connector is connected by a montant with the first connector, the 3rd connector respectively by a cross bar between two the first connectors；First connector, the second connector, the 3rd connector are all made up of two rotation sections being hinged；Under use state, the first connector, two rotation sections of the 3rd connector are in 90 degree of angles, and two rotation sections of the second connector are in 180 degree angle；Under folded state, the first connector, two rotation sections of the 3rd connector are in 0 degree of angle, and two rotation sections of the second connector are in 360 degree of angles.Connecting piece for guard rail can improve the accuracy and simplicity of guardrail folding, high mechanical strength, and service life is grown, and manufacturing cost is low.
Description
Technical field
It the utility model is related to guard bar technique field, more particularly to a kind of connecting piece for guard rail.
Background technology
Can often be rolled around during children sleeping, it is slightly careless to be possible to be rolled down from the bed, cause children's gouge,
Scratch, even more serious injury, therefore, in correlation technique there are many Children's beds for carrying guard rail, pass through the surrounding in bed
A circle guard rail is set to prevent children from tumbling from the bed.However, the Children's bed in correlation technique is mostly particular design, guard rail
Directly it is connected as a single entity with bed body, individually can not dismantles or fold, this is resulted in after child age increases without guard rail
The bed without guard rail can only be directly changed, adds family burden, also result in waste.
In recent years, also there is the guardrail that part can fold, the fold mechanism of this kind of guardrail is more complicated, manufacturing cost
Height, and operate it is not easy, it is necessary to when folding, using more laborious and be not easy disposable fold and complete.
Therefore, it is necessary to provide connecting piece for guard rail, to improve the accuracy and simplicity of guardrail folding, reduction is manufactured into
This.
Utility model content
The purpose of this utility model is to provide a kind of connecting piece for guard rail, to solve the problems, such as that existing guardrail folds.
To achieve these goals, the technical solution of the utility model is as follows：
A kind of connecting piece for guard rail, is applied on guardrail, and guardrail is included by two cross bars, four montants, two the first connections
Part, two the second connectors, two the 3rd connectors and L-shaped fixture composition；
Connected by a cross bar between two the first connectors, connected between two the 3rd connectors by another cross bar
Connect, the second connector is connected by a montant with the first connector, the 3rd connector respectively；
First connector, the second connector, the 3rd connector are all made up of two rotation sections being hinged；Use shape
Under state, the first connector, two rotation sections of the 3rd connector are in 90 degree of angles, and two rotation sections of the second connector are in 180
Spend angle；Under folded state, the first connector, two rotation sections of the 3rd connector are in 0 degree of angle, two of the second connector
Rotation section is in 360 degree of angles.
Further, the connector is by the internal layer rotation section, outer layer rotation section and two locating part groups that are coaxially disposed
Into；
Internal layer rotation section is made up of the first vertical tube part being connected to each other and the first cylindrical portion, is provided with the first vertical tube part
For installing the first bolt hole of insertion cross bar or montant, spacing linkage is provided with the first cylindrical portion；
Two locating parts are clamped in the both sides of the first cylindrical portion of internal layer rotation section, by the rounded portions that are connected to each other and rectangular
Shape portion forms, and rounded portions are provided with spacing groove mechanism；Rectangular portion is provided with mounting hole；
Outer layer rotation section is made up of the second vertical tube part being connected to each other and two round plates；Set on the inside of two round plates
There is the circular depressed groove that the rounded portions for being easy to locating part are caught in；The link position of second vertical tube part and round plate on outer layer rotation section
Provided with the square recessed groove for being easy to the rectangular portion of locating part to be caught in；
The second bolt hole for installing insertion cross bar or montant is provided with second vertical tube part, locating part is arranged on outer layer
When on rotation section, the second bolt hole and mounting hole are coaxially arranged；
Being engaged by spacing linkage and spacing groove mechanism allows internal layer rotation section and outer layer rotation section along its center
The axle of position is rotated, and can be stopped operating in correct position, and the relative position between outer layer rotation section and locating part is persistently protected
Hold constant.
As a kind of optimal technical scheme of the present utility model：The spacing linkage includes being arranged on internal layer rotation section
First annular gag lever post mounting groove in first cylindrical portion, the first gag lever post being placed in first annular gag lever post mounting groove；Institute
State the first deep-slotted chip breaker that spacing groove mechanism includes being arranged in the rounded portions of locating part；Two locating parts are arranged on internal layer rotation section
During both sides, the both ends of the first gag lever post are stretched into the first deep-slotted chip breaker, and the rounded portions of the end of the first gag lever post and locating part
Outer face is flush；Make the rotation width of internal layer rotation section and outer layer rotation section by the cooperation of the first gag lever post and the first deep-slotted chip breaker
Degree is controlled.
As another optimal technical scheme of the present utility model：The spacing linkage includes being arranged on internal layer rotation section
The first cylindrical portion on limited block installation cavity, be arranged in limited block installation cavity body limited block, be arranged on limited block peace
It behave affectedly the second annular stop bar mounting groove of body both sides, limited block is provided with second stretched into the second annular stop bar mounting groove
Gag lever post；The spacing groove mechanism includes the second deep-slotted chip breaker being arranged in the rounded portions of locating part and is placed in the second deep-slotted chip breaker
One end and with perpendicular holding section；When two locating parts are arranged on internal layer rotation section both sides, the both ends of the second gag lever post are stretched into
In second deep-slotted chip breaker, and the outer face of the rounded portions of the end of the second gag lever post and locating part is flush；Pass through the second gag lever post
Cooperation with the second deep-slotted chip breaker is controlled internal layer rotation section and the rotation amplitude of outer layer rotation section；Second gag lever post is caught in card
Internal layer rotation section and outer layer rotation section can not rotate during conjunction portion.
Further, the limited block includes straight-bar portion, the press section being placed at the top of straight-bar portion, is placed in straight-bar portion bottom
Spring and two the second gag lever posts being placed in straight-bar portion；Limited block be placed in limited block installation cavity in when the second gag lever post from
Stretched out in second annular stop bar mounting groove, pressing limited block can make the both ends of the second gag lever post enter the second deep-slotted chip breaker；When
When the both ends of two gag lever posts are run to holding section present position, the both ends of the second gag lever post stretch to engaging under the action of the spring
In portion, now internal layer rotation section and outer layer rotation section can not rotate.
As the third optimal technical scheme of the present utility model：The spacing linkage includes being arranged on internal layer rotation section
The first cylindrical portion on the 3rd gag lever post；The spacing groove mechanism includes the 3rd arc being arranged in the rounded portions of locating part
Groove；When two locating parts are arranged on internal layer rotation section both sides, the both ends of the 3rd gag lever post are stretched into the 3rd deep-slotted chip breaker, and the 3rd limit
The end of position bar and the outer face of the rounded portions of locating part are flush；Made by the cooperation of the 3rd gag lever post and the 3rd deep-slotted chip breaker interior
The rotation amplitude of layer rotation section and outer layer rotation section is controlled.
Further, L-shaped fixture is made up of transverse slat and riser perpendicular to one another；In first cylindrical portion of internal layer rotation section
It is additionally provided with two arcuation screw rod mounting grooves positioned opposite, the rounded portions of locating part, the round plate and L-shaped of outer layer rotation section
Coaxially arranged screw rod mounting hole is additionally provided with the riser of fixture, by screw rod and nut coordinate from by L-shaped fixture with
Connector fastens.
Further, the size of the screw rod mounting hole on two locating parts is different, two round plates of outer layer rotation section
On screw rod mounting hole size it is different；Two screw rod mounting holes positioned at the same side of the first cylindrical portion of internal layer rotation section
Size is equal；Screw rod mounting hole size close to L-shaped fixture side is less than the size of opposite side screw rod mounting hole；It is embedded
The limit of the round plate insertion of outer layer rotation section residing for formula nut from the larger side of screw rod mounting hole size, its head end and opposite side
The inwall of position part abuts against；Screw rod sequentially passes through the riser of L-shaped fixture, the round plate of outer layer rotation section, the circle of locating part
Portion and the head end for screwing in embedded nut；When internal layer rotation section and outer layer rotation section rotate, embedded nut is in arcuation all the time
In screw rod mounting groove, and it is only side locating part, the circle of side outer layer rotation section to be bolted the position clamped with embedded nut
Pan portion and L-shaped fixture, do not hinder the rotation of internal layer rotation section.
Advantage possessed by the utility model is with effect：
Connecting piece for guard rail of the present utility model, the accuracy and simplicity of guardrail folding can be improved, high mechanical strength, is made
It is low with long lifespan, manufacturing cost.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the schematic diagram before a kind of guardrail folds.
Fig. 2 is the schematic diagram after a kind of guardrail folds.
Fig. 3 is the assembling schematic diagram of guardrail joint element for bar first embodiment.
Fig. 4 is the side view of outer layer connecting portion.
Fig. 5 is the assembling schematic diagram of guardrail joint element for bar second embodiment.
Fig. 6 is the structural representation of limited block.
Fig. 7 is the assembling schematic diagram of guardrail joint element for bar 3rd embodiment.
Embodiment
Embodiment 1
Refer to Fig. 1 and 2, a kind of guardrail, including by two the first connectors 1, two of montant 5, two of cross bar 4, four
Second the 3rd connector 3 of connector 2, two and L-shaped fixture 6 form.Pass through a cross bar between two the first connectors 1
4 connections, are connected by another cross bar 4 between two the 3rd connectors 3, and the second connector 2 passes through a montant 5 and the respectively
A connection piece 1, the 3rd connector 3 connect.
First connector 1, the second connector 2, the 3rd connector 3 are all made up of two rotation sections being hinged；Make
With under state, the first connector 1, two rotation sections of the 3rd connector 3 are in 90 degree of angles, and two of the second connector 2 rotate
Portion is in 180 degree angle；Under folded state, the first connector 1, two rotation sections of the 3rd connector 3 are in 0 degree of angle, and second connects
Two rotation sections of fitting 2 are in 360 degree of angles.
As first embodiment of the present utility model, also referring to Fig. 3, first connector 1 is by being coaxially disposed
First internal layer rotation section 11, the first outer layer rotation section 13 and two the first locating parts 12 form.
First internal layer rotation section 11 is made up of the first vertical tube part 111 being connected to each other and the first cylindrical portion 112, and first is straight
The first bolt hole 113 for installing insertion cross bar 4 or montant 5 is provided with cylinder portion 111, is provided with the first cylindrical portion 112
Spacing linkage.In addition, several reinforcements 114 are additionally provided with the cylindrical portion 112, to improve the first internal layer rotation section 11
Mechanical strength.
Two the first locating parts 12 are clamped in the both sides of the first cylindrical portion 112 of the first internal layer rotation section 11, by connecting each other
The rounded portions 121 and rectangular portion 122 connect form, and rounded portions 121 are provided with spacing groove mechanism；Rectangular portion 122 is provided with peace
Fill hole 124.
Also referring to Fig. 4, the first outer layer rotation section 13 is by the second vertical tube part 132 being connected to each other and two round plates
131 compositions；The inner side of two round plates 131, which is provided with, is easy to the circular depressed groove that the rounded portions 121 of the first locating part 12 are caught in
135；The link position of second vertical tube part 132 and round plate 131, which is provided with, on first outer layer rotation section 13 is easy to the first locating part 12
The square recessed groove 134 that is caught in of rectangular portion 122.
The second bolt hole 133 for installing insertion cross bar 4 or montant 5 is provided with second vertical tube part 132, first is spacing
When part 12 is arranged on the first outer layer rotation section 13, the second bolt hole 133 and mounting hole 124 are coaxially arranged.
Being engaged by spacing linkage and spacing groove mechanism makes the first internal layer rotation section 11 and the first outer layer rotation section 13
It can rotate, and can be stopped operating in correct position along the axle of its center, the first outer layer rotation section 13 and first is spacing
Relative position between part 12 persistently keeps constant.
In the present embodiment, the spacing linkage includes being arranged on the first cylindrical portion 112 of the first internal layer rotation section 11
On first annular gag lever post mounting groove 115, the first gag lever post 116 for being placed in first annular gag lever post mounting groove 115；It is described
Spacing groove mechanism includes the first deep-slotted chip breaker 123 being arranged in the rounded portions 121 of the first locating part 12；Two the first locating parts 12
During installed in the first 11 both sides of internal layer rotation section, the both ends of the first gag lever post 116 are stretched into the first deep-slotted chip breaker 123, and the first limit
The end and the outer face of the rounded portions 121 of the first locating part 12 of position bar 116 are flush；Pass through the first gag lever post 116 and first
The cooperation of deep-slotted chip breaker 123 is controlled the first internal layer rotation section 11 and the rotation amplitude of the first outer layer rotation section 13.
The purpose that the first locating part 12 is set up between the first internal layer rotation section 11 and the first outer layer rotation section 13 mainly has
Two, both for the ease of the mounting design of spacing groove mechanism, heavier effect is to improve the intensity of connector.Generally,
The material of first internal layer rotation section 11 and the first outer layer rotation section 13 is essentially plastics, is setting up the metals such as stainless steel, aluminium alloy
After first locating part 12 of material, the mechanical strength properties of connector can be significantly improved, extend the service life of guardrail.
Embodiment 2
Please refer to fig. 5, second connector 2 by be coaxially disposed the second internal layer rotation section 21, the second outer layer turn
Dynamic portion 23 and two the second locating parts 22 form, and the structure of the second connection 2 and the first connector 1 are substantially similar, the main distinction
Show that spacing linkage is different with the structure of spacing groove mechanism, it is specific as follows：
The spacing linkage includes the limited block installation being arranged in the first cylindrical portion 112 of the second internal layer rotation section 21
Cavity 217, the limited block 216 being arranged in limited block installation cavity 217, be arranged on limited block installation cavity 217 both sides the
Second ring gag lever post mounting groove 219, it is spacing that limited block 216 is provided with second stretched into the second annular stop bar mounting groove 219
Bar 2164；The spacing groove mechanism includes the second deep-slotted chip breaker 223 being arranged in the rounded portions 121 of the second locating part 22 and put
In the one end of the second deep-slotted chip breaker 223 and with perpendicular holding section 225；Two the second locating parts 22 are arranged on the second internal layer rotation section
During 21 both sides, the both ends of the second gag lever post 2164 are stretched into the second deep-slotted chip breaker 223, and the end and second of the second gag lever post 2164
The outer face of the rounded portions 121 of locating part 22 is flush；Make by the cooperation of the second gag lever post 2164 and the second deep-slotted chip breaker 223
The rotation amplitude of two internal layer rotation sections 21 and the second outer layer rotation section 23 is controlled；Second gag lever post 2164 is caught in holding section
Second internal layer rotation section 21 and the second outer layer rotation section 23 can not rotate when 225.
Also referring to Fig. 6, the limited block 216 includes straight-bar portion 2161, is placed in the press section at the top of straight-bar portion 2161
2162nd, two the second gag lever posts 2164 for being placed in the spring 2163 of the bottom of straight-bar portion 2161 and being placed in straight-bar portion 2161；Limit
Second gag lever post 2164 is stretched from the second annular stop bar mounting groove 219 when position block 216 is placed in limited block installation cavity 217
Go out, pressing limited block 216 can make the both ends of the second gag lever post 2164 enter the second deep-slotted chip breaker 223；When the second gag lever post 2164
When both ends are run to 225 present position of holding section, the both ends of second gag lever post 2164 stretch to card in the presence of spring 2163
In conjunction portion 225, now the second internal layer rotation section 21 and the second outer layer rotation section 23 can not rotate.
Embodiment 3
Referring to Fig. 7, the 3rd connector 3 is by the 3rd internal layer rotation section 31, the 3rd outer layer rotation section that are coaxially disposed
33 and two the 3rd locating parts 32 form, structure and the first connector 1 of the 3rd connection 3 are substantially similar, and the main distinction shows
It is different with the structure of spacing groove mechanism in spacing linkage, it is specific as follows：
The spacing linkage includes the 3rd gag lever post being arranged in the first cylindrical portion 112 of the 3rd internal layer rotation section 31
316；The spacing groove mechanism includes the 3rd deep-slotted chip breaker 323 being arranged in the rounded portions 121 of the 3rd locating part 32；Two the 3rd
When locating part 32 is arranged on the 3rd 31 both sides of internal layer rotation section, the both ends of the 3rd gag lever post 316 are stretched into the 3rd deep-slotted chip breaker 323,
And the 3rd gag lever post 316 end and the outer face of the rounded portions 121 of the 3rd locating part 32 be flush；Pass through the 3rd gag lever post
316 are controlled the rotation amplitude of the 3rd internal layer rotation section 31 and the 3rd outer layer rotation section 33 with the cooperation of the 3rd deep-slotted chip breaker 323
System.
L-shaped fixture 6 is made up of transverse slat 62 and riser 61 perpendicular to one another, for the ease of the installation of L-shaped fixture 6,
Two arcuation screw rod mounting grooves 318 positioned opposite, the 3rd limit are additionally provided with first cylindrical portion 112 of three internal layer rotation sections 31
It is additionally provided with the position rounded portions 121 of part 32, the round plate 131 of the 3rd outer layer rotation section 33 and the riser 61 of L-shaped fixture 6
Coaxially arranged screw rod mounting hole 326, coordinated by screw rod and nut from by L-shaped fixture 6 and connector and fastened.
The size of screw rod mounting hole 326 on two the 3rd locating parts 32 is different, two circles of the 3rd outer layer rotation section 33
The size of screw rod mounting hole 326 in pan portion 131 is different；Positioned at the same side of the first cylindrical portion 112 of the 3rd internal layer rotation section 31
The size of two screw rod mounting holes 326 on side is equal.The size of screw rod mounting hole 326 close to the side of L-shaped fixture 6 is less than
The size of opposite side screw rod mounting hole 326；The 3rd outer layer residing for embedded nut from the larger side of the size of screw rod mounting hole 326
The round plate 131 of rotation section 33 inserts, and the inwall of the 3rd locating part 32 of its head end and opposite side abuts against；Screw rod sequentially passes through
The riser 61 of L-shaped fixture 6, the round plate 131 of the 3rd outer layer rotation section 33, the 3rd locating part 32 rounded portions 121 and screw in
The head end of embedded nut；When 3rd internal layer rotation section 31 and the 3rd outer layer rotation section 33 rotate, embedded nut is in all the time
In arcuation screw rod mounting groove 318, and it is only the locating part 32 of side the 3rd, side the to be bolted with the position of embedded nut clamping
The round plate 131 and L-shaped fixture 6 of three outer layer rotation sections 33, do not hinder the rotation of the 3rd internal layer rotation section 31, i.e. spiral shell
Bar, embedded nut do not have with the 3rd internal layer rotation section 31 it is any contact, while the tail end of embedded nut and the 3rd outer layer
The locating part 32 of rotation section 33 and the 3rd and not in contact with.
The utility model makes L-shaped fixture 6 reliably be pacified by the different particular design of both sides screw rod mounting hole size
Dress, and installing L-shaped fixture 6 will not cause two rotation sections of the 3rd connector to rotate, i.e., do not influence the folding operation of guardrail.
When guardrail needs to fold, by pressing the limited block on two the second connectors, you can the second connector is rolled over
It is folded, and the first connector and the 3rd connection can be from trend guardrail folded insides.When needing to open guardrail, the is pulled open manually laterally
Two connectors, until hearing " rattling away " sound (sound that the both ends of the second gag lever post are sent when the effect of spring is pushed into holding section
Sound), you can realize being sufficiently spread out for guardrail.
Certainly, the objects such as the door curtain made of cloth can be also set up on guardrail, to improve security performance, but this is not master of the present utility model
Conceive, center of gravity of the present utility model and central scope are the structures of three kinds of connectors.
The utility model is not limited to above-described embodiment, and embodiment is exemplary, it is intended to for explaining that this practicality is new
Type, and it is not intended that to limitation of the present utility model.
Claims (9)
1. a kind of connecting piece for guard rail, is applied on guardrail, it is characterised in that：Guardrail is included by two cross bars (4), four montants
(5), two the first connectors (1), two the second connectors (2), two the 3rd connectors (3) and L-shaped fixture (6) group
Into；
Connected between two the first connectors (1) by a cross bar (4), pass through another between two the 3rd connectors (3)
Cross bar (4) is connected, and the second connector (2) is connected by a montant (5) and the first connector (1), the 3rd connector (3) respectively
Connect；
First connector (1), the second connector (2), the 3rd connector (3) are all made up of two rotation sections being hinged；
Under use state, the first connector (1), two rotation sections of the 3rd connector (3) are in 90 degree of angles, the second connector (2)
Two rotation sections are in 180 degree angle；Under folded state, the first connector (1), two rotation sections of the 3rd connector (3) are in 0 degree
Angle, two rotation sections of the second connector (2) are in 360 degree of angles.
2. connecting piece for guard rail as claimed in claim 1, it is characterised in that：The connector is rotated by the internal layer being coaxially disposed
Portion, outer layer rotation section and two locating part compositions；
Internal layer rotation section is made up of the first vertical tube part (111) and the first cylindrical portion (112) being connected to each other, the first vertical tube part
(111) it is provided with and is used for the first bolt hole (113) that cross bar (4) or montant (5) are inserted in installation, in the first cylindrical portion (112)
It is provided with spacing linkage；
Two locating parts are clamped in the both sides of the first cylindrical portion (112) of internal layer rotation section, by the rounded portions (121) being connected to each other
Formed with rectangular portion (122), rounded portions (121) are provided with spacing groove mechanism；Rectangular portion (122) is provided with mounting hole
(124)；
Outer layer rotation section is made up of the second vertical tube part (132) being connected to each other and two round plates (131)；Two round plates
(131) inner side, which is provided with, is easy to the circular depressed groove (135) that the rounded portions (121) of locating part are caught in；Second on outer layer rotation section
The link position of vertical tube part (132) and round plate (131), which is provided with, is easy to the square depression that the rectangular portion (122) of locating part is caught in
Groove (134)；
The second bolt hole (133) for installing insertion cross bar (4) or montant (5) is provided with second vertical tube part (132), it is spacing
When part is arranged on outer layer rotation section, the second bolt hole (133) and mounting hole (124) are coaxially arranged；
Being engaged by spacing linkage and spacing groove mechanism allows internal layer rotation section and outer layer rotation section along its center
Axle rotate, and can be stopped operating in correct position, the relative position between outer layer rotation section and locating part is persistently kept not
Become.
3. connecting piece for guard rail as claimed in claim 2, it is characterised in that：The spacing linkage includes being arranged on internal layer rotation
First annular gag lever post mounting groove (115) in first cylindrical portion (112) in portion, it is placed in first annular gag lever post mounting groove
(115) the first gag lever post (116) in；The spacing groove mechanism includes first be arranged in the rounded portions (121) of locating part
Deep-slotted chip breaker (123)；When two locating parts are arranged on internal layer rotation section both sides, the first arc is stretched at the both ends of the first gag lever post (116)
In shape groove (123), and the outer face of the rounded portions (121) of the end of the first gag lever post (116) and locating part is flush；Pass through
The cooperation of one gag lever post (116) and the first deep-slotted chip breaker (123) is controlled internal layer rotation section and the rotation amplitude of outer layer rotation section
System.
4. connecting piece for guard rail as claimed in claim 2, it is characterised in that：The spacing linkage includes being arranged on internal layer rotation
Limited block installation cavity (217) in first cylindrical portion (112) in portion, be arranged on it is spacing in limited block installation cavity (217)
Block (216), the second annular stop bar mounting groove (219) for being arranged on limited block installation cavity (217) both sides, limited block (216)
It is provided with the second gag lever post (2164) stretched into the second annular stop bar mounting groove (219)；The spacing groove mechanism includes setting
Put the second deep-slotted chip breaker (223) in the rounded portions (121) of locating part and be placed in the second deep-slotted chip breaker (223) one end and with mutually hanging down
Straight holding section (225)；When two locating parts are arranged on internal layer rotation section both sides, the both ends of the second gag lever post (2164) stretch into
In two deep-slotted chip breakers (223), and the outer face of the rounded portions (121) of the end of the second gag lever post (2164) and locating part is flush；
Make the rotation amplitude of internal layer rotation section and outer layer rotation section by the cooperation of the second gag lever post (2164) and the second deep-slotted chip breaker (223)
Controlled；Internal layer rotation section and outer layer rotation section can not rotate when second gag lever post (2164) is caught in holding section (225).
5. connecting piece for guard rail as claimed in claim 4, it is characterised in that：The limited block (216) include straight-bar portion (2161),
The press section (2162) that is placed at the top of straight-bar portion (2161), it is placed in the spring (2163) of straight-bar portion (2161) bottom and is placed in straight
Two the second gag lever posts (2164) in bar portion (2161)；Second when limited block (216) is placed in limited block installation cavity (217)
Gag lever post (2164) stretches out from the second annular stop bar mounting groove (219), and pressing limited block (216) can make the second gag lever post
(2164) both ends enter the second deep-slotted chip breaker (223)；When the both ends of the second gag lever post (2164) run it is residing to holding section (225)
During position, the both ends of the second gag lever post (2164) are stretched in holding section (225) in the presence of spring (2163), now internal layer
Rotation section and outer layer rotation section can not rotate.
6. connecting piece for guard rail as claimed in claim 2, it is characterised in that：The spacing linkage includes being arranged on internal layer rotation
The 3rd gag lever post (316) in first cylindrical portion (112) in portion；The spacing groove mechanism includes being arranged on the rounded portions of locating part
(121) the 3rd deep-slotted chip breaker (323) on；When two locating parts are arranged on internal layer rotation section both sides, the two of the 3rd gag lever post (316)
End is stretched into the 3rd deep-slotted chip breaker (323), and the outer face of the rounded portions (121) of the end of the 3rd gag lever post (316) and locating part
It is flush；Make turn of internal layer rotation section and outer layer rotation section by the cooperation of the 3rd gag lever post (316) and the 3rd deep-slotted chip breaker (323)
Dynamic amplitude is controlled.
7. connecting piece for guard rail as claimed in claim 6, it is characterised in that：L-shaped fixture (6) is by transverse slat (62) perpendicular to one another
Formed with riser (61)；Two arcuation screw rod peaces positioned opposite are additionally provided with the first cylindrical portion (112) of internal layer rotation section
Tankage (318), the riser of the rounded portions (121) of locating part, the round plate (131) of outer layer rotation section and L-shaped fixture (6)
(61) coaxially arranged screw rod mounting hole (326) is additionally provided with, by screw rod and nut coordinate from by L-shaped fixture (6) with
Connector fastens.
8. connecting piece for guard rail as claimed in claim 7, it is characterised in that：Screw rod mounting hole (326) on two locating parts
Size is different, and the size of the screw rod mounting hole (326) on two round plates (131) of outer layer rotation section is different；Turn positioned at internal layer
The size of two screw rod mounting holes (326) of the first cylindrical portion (112) the same side in dynamic portion is equal；Fixed close to L-shaped
Screw rod mounting hole (326) size of part (6) side is less than the size of opposite side screw rod mounting hole (326)；Embedded nut is from spiral shell
The limit of round plate (131) insertion of outer layer rotation section residing for bar mounting hole (326) larger side of size, its head end and opposite side
The inwall of position part abuts against；Screw rod sequentially pass through the riser (61) of L-shaped fixture (6), outer layer rotation section round plate (131),
The rounded portions (121) of locating part simultaneously screw in the head end of embedded nut；It is embedded when internal layer rotation section and outer layer rotation section rotate
Nut is in arcuation screw rod mounting groove (318) all the time, and it is only that side is spacing to be bolted with the position of embedded nut clamping
Part, the round plate (131) and L-shaped fixture (6) of side outer layer rotation section, do not hinder the rotation of internal layer rotation section.
9. the connecting piece for guard rail as described in claim any one of 2-8, it is characterised in that：It is provided with the cylindrical portion (112)
Several reinforcements (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721182200.9U CN207122472U (en) | 2017-09-14 | 2017-09-14 | A kind of connecting piece for guard rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721182200.9U CN207122472U (en) | 2017-09-14 | 2017-09-14 | A kind of connecting piece for guard rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207122472U true CN207122472U (en) | 2018-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721182200.9U Expired - Fee Related CN207122472U (en) | 2017-09-14 | 2017-09-14 | A kind of connecting piece for guard rail |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387520A (en) * | 2017-09-14 | 2017-11-24 | 孔浩 | A kind of connecting piece for guard rail |
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2017
- 2017-09-14 CN CN201721182200.9U patent/CN207122472U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387520A (en) * | 2017-09-14 | 2017-11-24 | 孔浩 | A kind of connecting piece for guard rail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180320 Termination date: 20210914 |