CN205172602U - Fastening type U shaped steel support card cable - Google Patents
Fastening type U shaped steel support card cable Download PDFInfo
- Publication number
- CN205172602U CN205172602U CN201521002029.XU CN201521002029U CN205172602U CN 205172602 U CN205172602 U CN 205172602U CN 201521002029 U CN201521002029 U CN 201521002029U CN 205172602 U CN205172602 U CN 205172602U
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- CN
- China
- Prior art keywords
- shaped steel
- block
- draw
- spacing
- sliding cavity
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model provides a fastening type U shaped steel support card cable, including outer support and sliding chamber, sliding chamber is the parcel inside the outer support, and wherein the outer support includes closing cap, the support of U type, base, segmental arc, bolt, fixation nut, adjusting nut, and sliding chamber includes inboard U shaped steel, spacing U shaped steel, stop screw, supporting shoe, draw -in groove, kicking block. The beneficial effects of the utility model are that owing to adopt above -mentioned technical scheme, through the slip design of supporting shoe with spacing U shaped steel, kicking block and draw -in groove formation thrust, segmental arc are stressed and make the power of screwing convert the spring force into, form the invariable lock ring power between card cable and the U shaped steel, have increased the stability of U shaped steel support card cable, have improved the security of production.
Description
Technical field
The utility model belongs to safety support field of mechanical technique, especially relates to the U-shaped steel chock of a kind of fastening type.
Background technology
Roadway support adopts card cable to arrange in pairs or groups U-shaped steel sectional shelf-unit usually.In the conventional technology, the fastening force that card cable and U-shaped steel overlap determines by the degree that screws of nut and bolt completely, when screwing degree and being not enough, card cable may be caused to loosen or burst apart by external impacts; When screwing degree and being excessive, U-shaped steel pressure is excessive, may occur distortion and break disconnected, causes supporting failure, brings potential safety hazard.
Summary of the invention
The purpose of this utility model is to provide the U-shaped steel chock of a kind of fastening type, by the slide design of back-up block and spacing U-shaped steel, jacking block and draw-in groove form thrust, segmental arc is stressed and makes to screw power and be converted to spring force, form the constant clamping force between card cable and U-shaped steel, add the stability of U-shaped steel chock, improve production safety.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: the U-shaped steel chock of a kind of fastening type, comprise support arm and sliding cavity, it is characterized in that: described sliding cavity is in described support arm internal package, described support arm comprises capping, U-shaped holder, base, segmental arc, bolt, hold-down nut, adjusting nut, described capping is connected by described bolt with described U-shaped holder, tightness both being regulated by described adjusting nut, described bolt is fixed in described capping by described hold-down nut, described U-shaped holder is designed by the described segmental arc of both sides and described base is formed, described U-shaped holder adopts spring steel, described sliding cavity comprises the U-shaped steel in inner side, spacing U-shaped steel, stop screw, back-up block, draw-in groove, jacking block, the U-shaped steel in described inner side and described spacing U-shaped steel are fitted, described sliding cavity inside is provided with described back-up block, described back-up block upper end and described spacing U-shaped steel bottom fit, draw-in groove is provided with in described back-up block, described draw-in groove bilateral symmetry, corresponding with described jacking block, described jacking block is in the described segmental arc of described U-shaped holder, described spacing U-shaped steel, described back-up block and described base are connected by described stop screw and fix, a fixed gap is had bottom described back-up block and described sliding cavity.
Preferably: in the described segmental arc of described U-shaped holder, have described jacking block, the described draw-in groove of described jacking block and described back-up block inside matches, when producing sliding motion in described sliding cavity, described draw-in groove extrudes mutually with described jacking block and forms active force to described segmental arc.
Preferably: described spacing U-shaped steel and described back-up block pass through described stop screw through in described sliding cavity, and fix with described base, make U-shaped steel and described U-shaped holder compact siro spinning technology.
The advantage that the utility model has and good effect are: owing to adopting technique scheme, by the slide design of back-up block and spacing U-shaped steel, jacking block and draw-in groove form thrust, segmental arc is stressed and makes to screw power and be converted to spring force, form the constant clamping force between card cable and U-shaped steel, add the stability of U-shaped steel chock, improve production safety.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure: 1, support arm; 1-1, capping; 1-2, U-shaped holder; 1-3, base; 1-4, segmental arc; 1-5, bolt; 1-6, hold-down nut; 1-7, adjusting nut; 2, sliding cavity; 2-1, the U-shaped steel in inner side; 2-2, spacing U-shaped steel; 2-3, stop screw; 2-4, back-up block; 2-5, draw-in groove; 2-6, jacking block.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, to detailed description of the invention of the present utility model, effect and operating principle etc. as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail.
As shown in Figure 1, the utility model provides a kind of fastening type U-shaped steel chock, comprises support arm 1 and sliding cavity 2, and wherein sliding cavity 2 is in support arm 1 internal package, and support arm 1 comprises capping 1-1, U-shaped holder 1-2, base 1-3, segmental arc 1-4, bolt 1-5, hold-down nut 1-6, adjusting nut 1-7, capping 1-1 is connected by bolt 1-5 with the U-shaped 1-2 that holds in the palm, tightness both being regulated by adjusting nut 1-7, bolt 1-5 is fixed on capping 1-1 by hold-down nut 1-6, U-shaped holder 1-2 is designed by the segmental arc 1-4 of both sides and base 1-3 is formed, U-shaped holder 1-2 adopts spring steel, and sliding cavity 2 comprises the U-shaped steel 2-1 in inner side, spacing U-shaped steel 2-2, stop screw 2-3, back-up block 2-4, draw-in groove 2-5, jacking block 2-6, inner side U-shaped steel 2-1 and spacing U-shaped steel 2-2 fits, sliding cavity 2 inside is provided with back-up block 2-4, back-up block 2-4 upper end and spacing U-shaped steel 2-2 bottom fit, draw-in groove 2-5 is provided with, draw-in groove 2-5 bilateral symmetry in back-up block 2-4, corresponding with jacking block 2-6, jacking block 2-6 U-shaped holder 1-2 segmental arc 1-4 in, spacing U-shaped steel 2-2, back-up block 2-4 and base 1-3 are connected by stop screw 2-3 and fix, and have a fixed gap bottom back-up block 2-4 and sliding cavity 2.
Preferably: have jacking block 2-6 in the segmental arc 1-4 of U-shaped holder 1-2, the draw-in groove 2-5 of jacking block 2-6 and back-up block 2-4 inside matches, and when producing sliding motion in sliding cavity 2, draw-in groove 2-5 extrudes with jacking block 2-6 phase and forms active force to segmental arc 1-4.
Preferably: spacing U-shaped steel 2-2 and back-up block 2-4, and to be fixed with base 1-3 through in sliding cavity 2 by stop screw 2-3, make U-shaped steel and U-shapedly hold in the palm 1-2 compact siro spinning technology.
The course of work of this example: when adjusting nut and bolt screw, capping is to the U-shaped steel mineralization pressure in inner side, it is descending that the U-shaped steel band in inner side moves spacing U-shaped steel, affect back-up block along sliding cavity slide downward, in sliding process, jacking block and draw-in groove form active force, jacking block is made to extrude segmental arc, segmental arc extends out generation elastic deformation, and the power that screws of support arm converts spring force to, U-shaped steel and card cable banding.
The advantage that the utility model has and good effect are: owing to adopting technique scheme, by the slide design of back-up block and spacing U-shaped steel, jacking block and draw-in groove form thrust, segmental arc is stressed and makes to screw power and be converted to spring force, form the constant clamping force between card cable and U-shaped steel, add the stability of U-shaped steel chock, improve production safety.
Above embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (3)
1. the U-shaped steel chock of fastening type, comprises support arm and sliding cavity, it is characterized in that: described sliding cavity is in described support arm internal package, and described support arm comprises capping, U-shaped holder, base, segmental arc, bolt, hold-down nut, adjusting nut, described capping is connected by described bolt with described U-shaped holder, tightness both being regulated by described adjusting nut, described bolt is fixed in described capping by described hold-down nut, described U-shaped holder is designed by the described segmental arc of both sides and described base is formed, described U-shaped holder adopts spring steel, and described sliding cavity comprises the U-shaped steel in inner side, spacing U-shaped steel, stop screw, back-up block, draw-in groove, jacking block, the U-shaped steel in described inner side and described spacing U-shaped steel are fitted, described sliding cavity inside is provided with described back-up block, described back-up block upper end and described spacing U-shaped steel bottom fit, draw-in groove is provided with, described draw-in groove bilateral symmetry in described back-up block, corresponding with described jacking block, described jacking block in the described segmental arc of described U-shaped holder, described spacing U-shaped steel, described back-up block and described base are connected by described stop screw and fix, and have a fixed gap bottom described back-up block and described sliding cavity.
2. the U-shaped steel chock of a kind of fastening type according to claim 1, it is characterized in that: in the described segmental arc of described U-shaped holder, have described jacking block, the described draw-in groove of described jacking block and described back-up block inside matches, when producing sliding motion in described sliding cavity, described draw-in groove extrudes mutually with described jacking block and forms active force to described segmental arc.
3. the U-shaped steel chock of a kind of fastening type according to claim 1, it is characterized in that: described spacing U-shaped steel and described back-up block pass through described stop screw through in described sliding cavity, and fix with described base, make U-shaped steel and described U-shaped holder compact siro spinning technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521002029.XU CN205172602U (en) | 2015-12-06 | 2015-12-06 | Fastening type U shaped steel support card cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521002029.XU CN205172602U (en) | 2015-12-06 | 2015-12-06 | Fastening type U shaped steel support card cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205172602U true CN205172602U (en) | 2016-04-20 |
Family
ID=55736605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521002029.XU Expired - Fee Related CN205172602U (en) | 2015-12-06 | 2015-12-06 | Fastening type U shaped steel support card cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205172602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638748A (en) * | 2021-09-15 | 2021-11-12 | 辽宁工程技术大学 | Tunnel scour protection O type canopy of high-strength constant-resistance energy-absorbing and connect card cable thereof |
-
2015
- 2015-12-06 CN CN201521002029.XU patent/CN205172602U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638748A (en) * | 2021-09-15 | 2021-11-12 | 辽宁工程技术大学 | Tunnel scour protection O type canopy of high-strength constant-resistance energy-absorbing and connect card cable thereof |
| CN113638748B (en) * | 2021-09-15 | 2024-02-27 | 辽宁工程技术大学 | High-strength constant-resistance energy-absorbing tunnel anti-impact O-shaped shed and connecting clamping cable thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160420 Termination date: 20171206 |