CN215894231U - Snow-proof net tensile test device - Google Patents

Snow-proof net tensile test device Download PDF

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Publication number
CN215894231U
CN215894231U CN202122356679.6U CN202122356679U CN215894231U CN 215894231 U CN215894231 U CN 215894231U CN 202122356679 U CN202122356679 U CN 202122356679U CN 215894231 U CN215894231 U CN 215894231U
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CN
China
Prior art keywords
protection net
snow protection
strip
snow
shaped clamping
Prior art date
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Active
Application number
CN202122356679.6U
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Chinese (zh)
Inventor
彭国冬
邢瑞民
郭建平
闫海龙
马海龙
刘殿兵
王英磊
赵晓娟
孙斌
韩源郁
刘强
吉芳
高志江
施万满
张锋
董建忠
祁慧贤
才华
闫永生
王欣阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xilin Gole League Qiantu Traffic Design Co ltd
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Xilin Gole League Qiantu Traffic Design Co ltd
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Priority to CN202122356679.6U priority Critical patent/CN215894231U/en
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Publication of CN215894231U publication Critical patent/CN215894231U/en
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Abstract

The utility model discloses a snow protection net tensile test device, which comprises a base and a supporting block, wherein the top of the supporting block is fixedly connected through a guide post, a tensile oil cylinder is arranged at the bottom of the supporting block, a hydraulic pump for driving the tensile oil cylinder is arranged on the side part of the base, a clamping rod which is just opposite to the top of the base and is used for installing a snow protection net is respectively fixed on the top of the base and a piston rod of the tensile oil cylinder, a transverse insertion groove is formed in the clamping rod, a through groove communicated with the outside is formed in the insertion groove, a matched strip-shaped clamping block is inserted in the insertion groove, and a middle groove for clamping the end of the snow protection net is formed in the center of the strip-shaped clamping block. The safety of the testing device is greatly improved.

Description

Snow-proof net tensile test device
Technical Field
The utility model relates to the field of snow protection nets, in particular to a snow protection net tensile test device.
Background
The snow protection net structure is characterized in that the snow protection net is vertically arranged on a road section needing protection in a fixing mode of anchor rods, anchor ropes, stand columns, fixing press plates and the like to form a fence type flexible protection system for intercepting blown snow, the snow protection net is generally made of PE, a tensile test device needs to be used for carrying out strength tensile detection before the PE snow protection net is used, the existing PE snow protection net is fixed on a testing machine by a clamp plate, but the PE snow protection net is easy to loosen to cause test failure during stretching, and surrounding personnel are easy to be injured when the snow protection net is separated, so that the danger is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the existing problems, the utility model provides a snow protection net tensile test device.
The utility model is realized by the following technical scheme:
the snow protection net tensile test device comprises a base and a supporting block, wherein the top of the supporting block is fixedly connected through a guide post, a stretching oil cylinder is installed at the bottom of the supporting block, a hydraulic pump used for driving the stretching oil cylinder is arranged on the side portion of the base, a clamping rod which is opposite to the top of the base and used for installing a snow protection net is respectively fixed on the top of the base and a piston rod of the stretching oil cylinder, a transverse insertion groove is formed in the clamping rod, a penetrating groove communicated with the outside is formed in the insertion groove, a matched strip-shaped clamping block is inserted in the insertion groove, and a middle groove used for clamping the end of the snow protection net is formed in the center of the strip-shaped clamping block.
Preferably, the strip-shaped clamping block is provided with a plurality of fastening holes penetrating through the middle groove, and connecting bolts for clamping the snow protection net are arranged in the fastening holes.
Preferably, the two ends of the snow protection net penetrate through the through grooves, are wound outside the strip-shaped clamping blocks and are clamped and fixed by the middle grooves.
Preferably, the cross sections of the insertion groove and the strip-shaped clamping block are arranged in a regular polygon.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has the advantages of simple structure simple operation, at whole tensile process, the even distribution of snow prevention net both ends atress is on regular polygon face, and the tight snow prevention net atress that presss from both sides of middle groove is less, and whole fixed snow prevention net is comparatively firm can not loosen, guarantees whole experimental progress, makes testing device's security improve greatly.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a perspective view of a portion of FIG. 1;
FIG. 3 is an enlarged view of a portion of the structure of FIG. 2;
FIG. 4 is a schematic perspective view of the bar clamp block of the present invention;
in the figure: the snow protection device comprises a base 1, a guide post 2, a supporting block 3, a stretching oil cylinder 4, a hydraulic pump 5, a clamping rod 6, an insertion groove 7, a penetrating groove 8, a strip-shaped clamping block 9, a middle groove 10, a snow protection net 11, a fastening hole 12 and a connecting bolt 13.
Detailed Description
The utility model is described in further detail below with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, 2, 3 and 4, the snow protection net tensile test device comprises a base 1 and a supporting block 3, the top of the supporting block 3 is fixedly connected with the supporting block 3 through a guide post 2, a tensile oil cylinder 4 is installed at the bottom of the supporting block 3, a hydraulic pump 5 for driving the tensile oil cylinder 4 is arranged on the side portion of the base 1, clamping rods 6 which are opposite to each other and used for installing a snow protection net 11 are respectively fixed on the top of the base 1 and a piston rod of the tensile oil cylinder 4, a transverse insertion groove 7 is formed in each clamping rod 6, a penetrating groove 8 communicated with the outside is formed in each insertion groove 7, a matched strip-shaped clamping block 9 is inserted in each insertion groove 7, and a middle groove 10 used for clamping the end of the snow protection net 11 is formed in the center of each strip-shaped clamping block 9.
The strip-shaped clamping block 9 is provided with a plurality of fastening holes 12 penetrating through the middle groove 10, and connecting bolts 13 for clamping the snow protection net 11 are arranged in the fastening holes 12.
The two ends of the snow-proof net 11 pass through the through grooves 8 and are wound outside the strip-shaped clamping blocks 9 and clamped and fixed by the middle grooves 10.
The sections of the insertion groove 7 and the strip-shaped clamping block 9 are arranged in a regular polygon.
The working principle is as follows: when the snow protection net is subjected to a tensile test, the two side ends of the tested snow protection net 11 are required to be inserted into the middle grooves 10 of the strip-shaped clamping blocks 9, then the connecting bolts 13 are screwed down to reduce the space between the middle grooves 10, so that the snow protection net 11 is clamped, the clamped snow protection net is wound on the outer walls of the strip-shaped clamping blocks 9, the strip-shaped clamping blocks 9 are inserted into the insertion grooves 7 of the corresponding clamping rods 6 after being wound, and meanwhile, the upper part and the lower part of the snow protection net 11 penetrate through the through grooves 8, so that the snow protection net 11 is integrally fixedly installed;
control hydraulic pump 5 after the installation and start tensile hydro-cylinder 4, tensile hydro-cylinder 4 passes through clamping bar 6 pulling snow protection net 11, the real-time pressure of hydraulic pump 5 can show on the control dial plate of hydraulic pump 5, can take place to collapse out after snow protection net 11 reaches slight limit, the maximum pressure that shows on the control dial plate of hydraulic pump 5 is snow protection net 11 tensile test data like this, at whole tensile process, the even distribution of snow protection net 11 both ends atress is on regular polygon face, and the tight snow protection net 11 atress of clamp of middle groove 10 is less, whole fixed snow protection net 11 is comparatively firm can not loosen like this, guarantee whole experimental progress, make testing arrangement's security improve greatly.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides a snow protection net tensile test device, passes through guide post (2) including base (1) and top and connects fixed supporting shoe (3), and tensile hydro-cylinder (4) are installed to supporting shoe (3) bottom, the lateral part of base (1) is provided with hydraulic pump (5) that are used for driving tensile hydro-cylinder (4), its characterized in that: the snow protection net mounting device is characterized in that a clamping rod (6) which is right opposite and used for mounting a snow protection net (11) is fixed on the top of the base (1) and a piston rod of the stretching oil cylinder (4) respectively, a transverse insertion groove (7) is formed in the clamping rod (6), a penetrating groove (8) communicated with the outside is formed in the insertion groove (7), a matched strip-shaped clamping block (9) is inserted in the insertion groove (7), and a middle groove (10) used for clamping the end of the snow protection net (11) is formed in the center of the strip-shaped clamping block (9).
2. The snow protection net tensile test apparatus according to claim 1, wherein: the strip-shaped clamping block (9) is provided with a plurality of fastening holes (12) penetrating through the middle groove (10), and connecting bolts (13) for clamping the snow protection net (11) are arranged in the fastening holes (12).
3. The snow protection net tensile test apparatus according to claim 1, wherein: two ends of the snow protection net (11) penetrate through the through grooves (8), are wound outside the strip-shaped clamping blocks (9) and are clamped and fixed by the middle grooves (10).
4. The snow protection net tensile test apparatus according to claim 1, wherein: the sections of the insertion groove (7) and the strip-shaped clamping block (9) are arranged in a regular polygon mode.
CN202122356679.6U 2021-09-28 2021-09-28 Snow-proof net tensile test device Active CN215894231U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122356679.6U CN215894231U (en) 2021-09-28 2021-09-28 Snow-proof net tensile test device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122356679.6U CN215894231U (en) 2021-09-28 2021-09-28 Snow-proof net tensile test device

Publications (1)

Publication Number Publication Date
CN215894231U true CN215894231U (en) 2022-02-22

Family

ID=80472368

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122356679.6U Active CN215894231U (en) 2021-09-28 2021-09-28 Snow-proof net tensile test device

Country Status (1)

Country Link
CN (1) CN215894231U (en)

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