CN208441620U - Safety guide rail - Google Patents
Safety guide rail Download PDFInfo
- Publication number
- CN208441620U CN208441620U CN201821046582.7U CN201821046582U CN208441620U CN 208441620 U CN208441620 U CN 208441620U CN 201821046582 U CN201821046582 U CN 201821046582U CN 208441620 U CN208441620 U CN 208441620U
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- China
- Prior art keywords
- casing
- small casing
- threaded shank
- expansion set
- big
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Abstract
The utility model safety guide rail belongs to construction auxiliary tool field, it is therefore an objective to solve the problems, such as to be difficult to meet practical protection length requirement.Including horizontal rails, horizontal rails include the expansion set of the big casing at middle part, the small casing at both ends and connection big casing and small casing；Expansion set includes cap portion and the threaded shank being cooperatively connected with the inner thread of big casing with through-hole, and threaded shank is in by one end adjacent with cap portion to the diminishing taper of the other end；Threaded shank is provided at least twice gap, and gap is radially penetrated through to through-hole along threaded shank, and penetrates through the other end by threaded shank one end；The inserted terminal of small casing is plugged in the through-hole of expansion set.The utility model, the relative position of big casing and small casing squeezes small casing outer wall by expansion set and is locked, therefore the length that small casing is inserted into big casing can be adjusted as needed, realize the continuously adjustable of the length of horizontal rails, it is easier to meet the needs of practical protection length.
Description
Technical field
The utility model belongs to construction auxiliary tool field, particularly safety guide rail.
Background technique
In construction, through being safeguarded frequently with protective fence to construction site periphery, it is therefore an objective to prevent extraneous vehicle
Or personnel etc. enter construction risk area.With the transformation of construction area, protective fence can follow movement.Especially in lifting operation,
It needs to be arranged protective fence and surrounds crane radius of turn region, lifting is completed to be dismountable protective fence.Currently, it is long using warning tape or
Person's steel tube prefabricated railing is as protective fence.When using warning tape, needs to be arranged upright bar and hang warning tape, while warning tape is more soft
Soft, easy fracture under the external forces such as wind or drawing extension easily causes " white garbage " to pollute.Steel tube prefabricated railing then avoids above-mentioned
Problem, steel tube prefabricated railing generally include two upright bars and the horizontal rails between two upright bars, horizontal rails both ends with
Corresponding upright bar is connected.In use, multi gear steel tube prefabricated railing first place, which is bolted together, surrounds cyclic annular, linear or curve-like
Etc. carry out using.However, steel tube prefabricated railing is carried inconvenient, and when setting up, changed by increasing and decreasing the gear number of steel tube prefabricated railing
Become protection length, it is difficult to be just met for the actual demand to protection length.
Utility model content
The purpose of the utility model is to provide a kind of safety guide rails, to solve to be difficult to meet practical protection length requirement
Problem.
The technical solution adopted in the utility model is: safety guide rail, including horizontal rails, during the horizontal rails include
The expansion set of the big casing in portion, the small casing at both ends and connection big casing and small casing；
The expansion set includes threaded shank and the cap portion for being set to threaded shank one end, along expansion set axial direction, the threaded shank be in by
One end adjacent with cap portion is to the diminishing taper of the other end；And be provided with along expansion set axially through through-hole；In threaded shank
Be provided at least twice gap, the gap along threaded shank radially perforation to the through-hole, and along threaded shank it is axial by with cap portion
Adjacent one end penetrates through the other end；
The inner thread of the threaded shank of the expansion set and big casing is cooperatively connected；Described small casing one end is inserted terminal, separately
One end is support end；The inserted terminal is plugged in the through-hole of the expansion set.
Further, the outer diameter in the cap portion is greater than the outer diameter of big casing.
Further, the inserted terminal of the small casing is provided with limited block, and the outer diameter of the limited block is greater than the expansion set
Through-hole aperture.
Further, the inserted terminal of the small casing, which is provided with, only covers；The only set includes stopping bar and being installed on only bar one
The only cap at end；The only inner thread of bar and small casing is cooperatively connected, the only cap covered until the limited block.
Further, it is provided in the support end of the small casing for horizontal rails to be connected with corresponding supporting element
Connector.
Further, the connector includes hose clamp and along the radially fixed short tube in hose clamp of hose clamp, the short tube grafting
In in small casing, and it is threadedly engaged and connect with small casing.
Further, the big casing and small casing are plastic tube.
The beneficial effects of the utility model are: the utility model, the opposite position of big casing and small casing is locked by expansion set
The setting in gap on machine expansion set is set, is locked so that the relative position of big casing and small casing squeezes small casing outer wall by expansion set
It is fixed, therefore the length that small casing is inserted into big casing can be adjusted as needed, that is, the continuously adjustable of the length of horizontal rails is realized, more
Readily satisfy the demand of practical protection length.Also, the structure makes small casing it is not necessary that connection structure etc. is arranged on small casing
Processing it is simpler.
Detailed description of the invention
Fig. 1 is utility model diagram；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is partial enlarged view at the A of Fig. 2；
Fig. 4 is expansion set structural schematic diagram.
In figure, horizontal rails 1, big casing 11, small casing 12, inserted terminal 121, support end 122, expansion set 13, threaded shank
131, cap portion 132, through-hole 133, gap 134, only set 14, only bar 141, only cap 142, connector 15, hose clamp 151, short tube 152.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples as follows:
Safety guide rail, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, including horizontal rails 1, the horizontal rails 1 include middle part
Big casing 11, the small casing 12 at both ends and the expansion set 13 of the big casing of connection 11 and small casing 12；
The expansion set 13 includes threaded shank 131 and the cap portion 132 for being set to 131 one end of threaded shank, institute axial along expansion set 13
Stating threaded shank 131 is in by one end adjacent with cap portion 132 to the diminishing taper of the other end；And it is provided with axial along expansion set 13
The through-hole 133 of perforation；Threaded shank 131 is provided at least twice gap 134, the gap 134 is along the radial perforation of threaded shank 131
The extremely through-hole 133, and it is axial by one end perforation other end adjacent with cap portion 132 along threaded shank 131；
The inner thread of the threaded shank 131 of the expansion set 13 and big casing 11 is cooperatively connected；Described 12 one end of small casing is
Inserted terminal 121, the other end are support end 122；The inserted terminal 121 is plugged in the through-hole of the expansion set 13.
The utility model, by the way that horizontal rails 1 to be arranged to the structure of big casing 11 and small casing 12, so that small casing 12
It is plugged in big casing 11, and locks the relative position of big casing 11 and small casing 12 by expansion set 13.And the screw rod of expansion set 13
It is provided with external screw thread in portion 131, is matched with the internal screw thread of big casing 11, realizes the connection of expansion set 13 and big casing 11.Expansion set
On 13 along its axially through through-hole 133 be used for grafting small casing 12.The setting in gap 134 on expansion set 13, by the spiral shell of expansion set 13
The side wall of bar portion 131 is divided into independent several piece, when threaded shank 131 is gradually screwed into big casing 11, threaded shank 131 radially by
Contracting is tapered, the outer wall of small casing 12 is squeezed, to lock the relative position of big casing 11 and small casing 12.Due to big casing 11 with
The relative position of small casing 12 squeezes 12 outer wall of small casing by expansion set 13 to lock, and passes through between expansion set 13 and big casing 11
It is threadedly coupled, when installation, small casing 12 is inserted into big casing 11 first, is then screwed into expansion set 13 again, can be adjusted as needed
Small casing 12 is inserted into the length of big casing 11, that is, realizes the continuously adjustable of the length of horizontal rails 1, it is easier to meet practical anti-
Protect the demand of length.Also, the structure keeps the processing of small casing 12 simpler it is not necessary that connection structure etc. is arranged on small casing 12
It is single.
Preferably, as shown in Figure 3 and Figure 4, the outer diameter in the cap portion 132 is greater than the outer diameter of big casing 11.Outside cap portion 132
Diameter is greater than the outer diameter of big casing 11, firstly, cooperating cap portion 132 and the end of big casing 11, expansion set 13 is avoided to be fully inserted into greatly
In casing 11；Secondly, booster action is played in the one end coupled to threaded shank 131 of cap portion 132, through-hole 133 is avoided to deform
Being inserted into through-hole 133 to small casing 12 makes troubles.
In 1 length adjustment of horizontal rails, big casing 11 is skidded off to prevent from pulling and pushing process small casing 12, it is preferred that described
The inserted terminal 121 of small casing 12 is provided with limited block, and the outer diameter of the limited block is greater than the hole of the through-hole 133 of the expansion set 13
Diameter.
Limited block can be the end plate etc. with 12 one of small casing, still, be integrally machined at high cost.Preferably, described small
The inserted terminal 121 of casing 12, which is provided with, only covers 14；The only set 14 includes the only cap for stopping bar 141 and being installed on only 141 one end of bar
142；The only inner thread of bar 141 and small casing 12 is cooperatively connected, the only cap 142 of set 14 until the limited block.
For the ease of the connection of horizontal rails 1 and corresponding supporting element, it is preferred that in the support end 122 of the small casing 12
It is provided with the connector 15 for horizontal rails 1 to be connected with corresponding supporting element.
Corresponding supporting element can be column, road cone etc..Connector can be connecting rope, by connecting rope by small casing
12 support end 122 is bound in column or road cone etc..At that time, connecting rope was inconvenient.Optimal, the connector 15 includes
Hose clamp 151 and along the radially fixed short tube 152 in hose clamp 151 of hose clamp 151, the short tube 152 is plugged in small casing 12, and with
Small casing 12 is threadedly engaged connection.
Hose clamp 151 is used to be set in the periphery of column or road cone, and it is the prior art that the internal diameter of hose clamp 151 is adjustable, can
Directly purchase obtains.Short tube 152 is for connecting hose clamp 151 and small casing 12.Short tube 152 is threadedly engaged with small casing 12 and connect,
Therefore connector 15 can be replaced as needed.Meanwhile connector 15 and small casing 12 are detachable, and when storage, more saving space.
Big casing 11 can be steel pipe etc. with small casing 12, still, in order to mitigate weight, avoid corroding, it is preferred that described big
Casing 11 and small casing 12 are plastic tube.
Claims (7)
1. safety guide rail, including horizontal rails (1), it is characterised in that: the horizontal rails (1) include the big casing at middle part
(11), the small casing (12) at both ends and the expansion set (13) of connection big casing (11) and small casing (12)；
The expansion set (13) includes threaded shank (131) and the cap portion (132) for being set to threaded shank (131) one end, along expansion set (13)
Axial, the threaded shank (131) is in by one end adjacent with cap portion (132) to the diminishing taper of the other end；And it is provided with
Along expansion set (13) axially through through-hole (133)；Threaded shank (131) is provided at least twice gap (134), the gap
(134) along threaded shank (131) radially perforation to the through-hole (133), and along threaded shank (131) it is axial by with cap portion (132) phase
Adjacent one end penetrates through the other end；
The threaded shank (131) of the expansion set (13) and the inner thread of big casing (11) are cooperatively connected；The small casing (12) one
End is inserted terminal (121), and the other end is support end (122)；The inserted terminal (121) is plugged in the through-hole of the expansion set (13)
It is interior.
2. safety guide rail as described in claim 1, it is characterised in that: the outer diameter of the cap portion (132) is greater than big casing
(11) outer diameter.
3. safety guide rail as described in claim 1, it is characterised in that: the inserted terminal (121) of the small casing (12) is arranged
There is limited block, the outer diameter of the limited block is greater than the aperture of the through-hole (133) of the expansion set (13).
4. safety guide rail as claimed in claim 3, it is characterised in that: the inserted terminal (121) of the small casing (12) is arranged
There is only set (14)；The only set (14) includes only bar (141) and be installed on only bar (141) one end stop cap (142)；The only bar
(141) it is cooperatively connected with the inner thread of small casing (12), (14) are covered until the limited block stops cap (142).
5. the safety guide rail as described in claim 1-4 any one claim, it is characterised in that: in the small casing
(12) support end (122) is provided with the connector (15) for horizontal rails (1) to be connected with corresponding supporting element.
6. safety guide rail as claimed in claim 5, it is characterised in that: the connector (15) includes hose clamp (151) and edge
The radially fixed short tube (152) in hose clamp (151) of hose clamp (151), the short tube (152) are plugged in small casing (12), and with
Small casing (12) is threadedly engaged connection.
7. the safety guide rail as described in claim 1-4 any one claim, it is characterised in that: the big casing (11)
It is plastic tube with small casing (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821046582.7U CN208441620U (en) | 2018-07-03 | 2018-07-03 | Safety guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821046582.7U CN208441620U (en) | 2018-07-03 | 2018-07-03 | Safety guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208441620U true CN208441620U (en) | 2019-01-29 |
Family
ID=65088435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821046582.7U Active CN208441620U (en) | 2018-07-03 | 2018-07-03 | Safety guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208441620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016337A (en) * | 2021-10-14 | 2022-02-08 | 余光明 | Positioning tube capable of effectively locking round tube and safety guardrail with positioning tube |
-
2018
- 2018-07-03 CN CN201821046582.7U patent/CN208441620U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016337A (en) * | 2021-10-14 | 2022-02-08 | 余光明 | Positioning tube capable of effectively locking round tube and safety guardrail with positioning tube |
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| GR01 | Patent grant |