CN203591548U - On-door horizontal bar with structure for installation of fixed head - Google Patents
On-door horizontal bar with structure for installation of fixed head Download PDFInfo
- Publication number
- CN203591548U CN203591548U CN201320689593.8U CN201320689593U CN203591548U CN 203591548 U CN203591548 U CN 203591548U CN 201320689593 U CN201320689593 U CN 201320689593U CN 203591548 U CN203591548 U CN 203591548U
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- CN
- China
- Prior art keywords
- horizontal bar
- expansion link
- fixture
- extensible member
- angled trapezium
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000009434 installation Methods 0.000 title claims abstract description 8
- 241000826860 Trapezium Species 0.000 claims description 33
- 210000004907 gland Anatomy 0.000 claims description 10
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses an on-door horizontal bar with a structure for installation of a fixed head. The on-door horizontal bar comprises a screw rod, a left rotating telescopic rod, a right rotating telescopic rod and a middle bar. A left telescopic piece is arranged at the left end of the left rotating telescopic rod, and a right telescopic piece is arranged at the right end of the right rotating telescopic rod. The on-door horizontal bar further comprises a left fixing piece and a right fixing piece, wherein both the left fixing piece and the right fixing piece are of a right trapezoid structure with a small upper end and a large lower end, the left fixing piece and the right fixing piece are respectively provided with a groove, the grooves are arranged at the tilt edges of the right trapezoids from top to bottom, the left telescopic piece is movably arranged in the groove of the left fixing piece and the right telescopic piece is movably arranged in the groove of the right fixing piece. The on-door horizontal bar is simple in structure; when the total length of the horizontal bar is decreased, the left telescopic piece and the right telescopic piece are moved downwards, so the horizontal bar can firmly abut against the left fixing piece and the right fixing piece, stability in use and safety in use of the on-door horizontal bar are guaranteed and applicability is good.
Description
Technical field
The utility model belongs to a upper horizontal bar technical field, is specifically related to a kind of upper horizontal bar of door that gland structure is installed that has.
Background technology
As a kind of Household fitness equipment, what on door, horizontal bar used is more, the upper horizontal bar of door of prior art is mainly to use generation frictional force to fix by left and right expansion link and middle screw mandrel rotating rotatable elongate extruding doorframe, the plastic tube at its two ends just plays the effect of protection contact-making surface and increasing friction force, although it can realize the fixing of a upper horizontal bar to a certain extent, but, because the hobby of different people is different, horizontal bar may be stressed clockwise, also may be stressed counterclockwise, clockwise when stressed when it, the active force of horizontal bar and doorframe increases gradually, can make horizontal bar more be stabilized on doorframe, but counterclockwise when stressed when it, the active force of horizontal bar and doorframe reduces gradually, be easier to make horizontal bar to come off from doorframe, there is certain use safety problem, be difficult to meet people's needs.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, and what stability in use was good and usage safety performance is high has the upper horizontal bar of door that gland structure is installed.
The technical scheme that realizes the utility model object is: a kind of upper horizontal bar of door with installation gland structure, comprise screw mandrel, left, right rotation expansion link and middle thick stick, described anticlockwise expansion link is movably arranged on the left end of described middle thick stick, described right rotation expansion link is movably arranged on the right-hand member of described middle thick stick, described screw mandrel is through described anticlockwise expansion link, middle thick stick and right rotation expansion link arrange, be provided with left extensible member at the left end of described anticlockwise expansion link, be provided with right extensible member at the right-hand member of described right rotation expansion link, also comprise left fixture and right fixture, a described left side, right fixture is big top and small bottom right-angled trapezium setting, a described left side, on right fixture, be equipped with groove, described groove is arranged on the inclined side of right-angled trapezium from top to bottom, described left extensible member is movably arranged in the groove of described left fixture, described right extensible member is movably arranged in the groove of described right fixture.
Described left extensible member and right extensible member are the right-angled trapezium setting under large lower end, upper end, and the straight flange of the right-angled trapezium of left extensible member and right extensible member is fixedly connected with anticlockwise expansion link and right rotation expansion link respectively, the right-angled trapezium inclined side of described left extensible member matches with the right-angled trapezium inclined side of left fixture, and the right-angled trapezium inclined side of described right extensible member matches with the right-angled trapezium inclined side of right fixture.
Also comprise left plastic tube pad and right plastic tube pad, described left plastic tube pad is bolted to by a left side on the right-angled trapezium straight flange of left fixture, and described right plastic tube pad is bolted on the right-angled trapezium straight flange of right fixture by the right side.
Locking cap fourth in the middle of being provided with on described middle thick stick, described screw mandrel is fixedly connected with by locking cap fourth in the middle of described with described middle thick stick.
Also comprise left nut and right nut, described left nut is arranged between described anticlockwise expansion link and described middle thick stick, and described right nut is arranged between described right rotation expansion link and described middle thick stick.
The utlity model has positive effect: of the present utility model simple in structure, be provided with left extensible member at the left end of left expansion link, be provided with right extensible member at the right-hand member of right expansion link, and be provided with into right-angled trapezium arrange left fixture and right fixture, right extensible member is movably arranged in right fixture, left extensible member is movably arranged in left fixture, when in use, in the time that left and right expansion link is rotated counterclockwise, because horizontal bar total length reduces, now left, right extensible member is on a left side, in right fixture, slide, due to a left side, right fixture is up-small and down-big trapezoidal setting, therefore in the time that horizontal bar total length reduces, by a left side, right extensible member moves down, it still can firmly prop up a left side, right fixture, and then make a left side, right fixture and doorframe produce larger frictional force, guarantee to a certain extent stability in use and the usage safety performance of the upper horizontal bar of door, applicability is better, left and right extensible member is set to up big and down small right-angled trapezium setting simultaneously, can increase to a certain extent the scope of the collapsing length of a upper horizontal bar, when being changed in a big way, a upper horizontal bar still keeps larger extruding force, and then keep the frictional force of left and right fixture and doorframe, effectively raise stability in use and safety in utilization, applicability is strong, and practicality is good, also be provided with left and right plastic tube pad simultaneously, can effectively protect the contact-making surface of left and right fixture and doorframe not damaged, but also can increase the frictional force of left and right fixture and doorframe, for the normal use of horizontal bar on door provides effective safety guarantee.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below, wherein:
Fig. 1 is structure chart of the present utility model.
The specific embodiment
(embodiment 1)
Fig. 1 has shown a kind of specific embodiment of the present utility model, and wherein Fig. 1 is structure chart of the present utility model.
See Fig. 1, a kind of upper horizontal bar of door with installation gland structure, comprise screw mandrel 1, left, right rotation expansion link 2, 3 and middle thick stick 4, described anticlockwise expansion link 2 is movably arranged on the left end of described middle thick stick 4, described right rotation expansion link 3 is movably arranged on the right-hand member of described middle thick stick 4, described screw mandrel 1 is through described anticlockwise expansion link 2, middle thick stick 4 and right rotation expansion link 3 arrange, be provided with left extensible member 5 at the left end of described anticlockwise expansion link 2, be provided with right extensible member 6 at the right-hand member of described right rotation expansion link 3, also comprise left fixture 7 and right fixture 8, a described left side, right fixture 7, 8 is big top and small bottom right-angled trapezium setting, a described left side, right fixture 7, on 8, be equipped with groove, described groove is arranged on the inclined side of right-angled trapezium from top to bottom, described left extensible member 5 is movably arranged in the groove of described left fixture 7, described right extensible member 6 is movably arranged in the groove of described right fixture 8.When in use, in the time that left and right expansion link is rotated counterclockwise, because horizontal bar total length reduces, now left and right extensible member slides in left and right fixture, because left and right fixture is up-small and down-big trapezoidal setting, therefore in the time that horizontal bar total length reduces, move down by left and right extensible member, it still can firmly prop up left and right fixture, and then make left and right fixture and doorframe produce larger frictional force, the stability in use and the usage safety performance that guarantee to a certain extent the upper horizontal bar of door, applicability is better; Left and right extensible member is set to up big and down small right-angled trapezium setting simultaneously, can increase to a certain extent the scope of the collapsing length of a upper horizontal bar, when being changed in a big way, a upper horizontal bar still keeps larger extruding force, and then keep the frictional force of left and right fixture and doorframe, effectively raise stability in use and safety in utilization, applicability is strong, and practicality is good.
Described left extensible member 5 and right extensible member 6 are the right-angled trapezium setting under large lower end, upper end, and the straight flange of the right-angled trapezium of left extensible member 5 and right extensible member 6 is fixedly connected with anticlockwise expansion link 2 and right rotation expansion link 3 respectively, the right-angled trapezium inclined side of described left extensible member 5 matches with the right-angled trapezium inclined side of left fixture 7, and the right-angled trapezium inclined side of described right extensible member 6 matches with the right-angled trapezium inclined side of right fixture 8.
Also comprise left plastic tube pad 9 and right plastic tube pad 10, described left plastic tube pad 9 is fixed on by left bolt 11 on the right-angled trapezium straight flange of left fixture 7, and described right plastic tube pad 10 is fixed on the right-angled trapezium straight flange of right fixture 8 by right bolt 12.
Locking cap fourth 13 in the middle of being provided with on described middle thick stick 4, described screw mandrel 1 is fixedly connected with by locking cap fourth 13 in the middle of described with described middle thick stick 4.
Also comprise left nut 14 and right nut 15, described left nut 14 is arranged between described anticlockwise expansion link 2 and described middle thick stick 4, and described right nut 15 is arranged between described right rotation expansion link 3 and described middle thick stick 4.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And these belong to apparent variation or the variation that connotation of the present utility model extends out and still belong to protection domain of the present utility model.
Claims (5)
1. one kind has the upper horizontal bar of door that gland structure is installed, comprise screw mandrel, left, right rotation expansion link and middle thick stick, described anticlockwise expansion link is movably arranged on the left end of described middle thick stick, described right rotation expansion link is movably arranged on the right-hand member of described middle thick stick, described screw mandrel is through described anticlockwise expansion link, middle thick stick and right rotation expansion link arrange, it is characterized in that: be provided with left extensible member at the left end of described anticlockwise expansion link, be provided with right extensible member at the right-hand member of described right rotation expansion link, also comprise left fixture and right fixture, a described left side, right fixture is big top and small bottom right-angled trapezium setting, a described left side, on right fixture, be equipped with groove, described groove is arranged on the inclined side of right-angled trapezium from top to bottom, described left extensible member is movably arranged in the groove of described left fixture, described right extensible member is movably arranged in the groove of described right fixture.
2. the upper horizontal bar of door with installation gland structure according to claim 1, it is characterized in that: described left extensible member and right extensible member are the right-angled trapezium setting under large lower end, upper end, and the straight flange of the right-angled trapezium of left extensible member and right extensible member is fixedly connected with anticlockwise expansion link and right rotation expansion link respectively, the right-angled trapezium inclined side of described left extensible member matches with the right-angled trapezium inclined side of left fixture, and the right-angled trapezium inclined side of described right extensible member matches with the right-angled trapezium inclined side of right fixture.
3. the upper horizontal bar of door with installation gland structure according to claim 2, it is characterized in that: also comprise left plastic tube pad and right plastic tube pad, described left plastic tube pad is bolted to by a left side on the right-angled trapezium straight flange of left fixture, and described right plastic tube pad is bolted on the right-angled trapezium straight flange of right fixture by the right side.
4. the upper horizontal bar of door with installation gland structure according to claim 3, is characterized in that: locking cap fourth in the middle of being provided with on described middle thick stick, described screw mandrel is fixedly connected with by locking cap fourth in the middle of described with described middle thick stick.
5. the upper horizontal bar of door with installation gland structure according to claim 4, it is characterized in that: also comprise left nut and right nut, described left nut is arranged between described anticlockwise expansion link and described middle thick stick, and described right nut is arranged between described right rotation expansion link and described middle thick stick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320689593.8U CN203591548U (en) | 2013-11-04 | 2013-11-04 | On-door horizontal bar with structure for installation of fixed head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320689593.8U CN203591548U (en) | 2013-11-04 | 2013-11-04 | On-door horizontal bar with structure for installation of fixed head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203591548U true CN203591548U (en) | 2014-05-14 |
Family
ID=50672499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320689593.8U Expired - Lifetime CN203591548U (en) | 2013-11-04 | 2013-11-04 | On-door horizontal bar with structure for installation of fixed head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203591548U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124250A (en) * | 2019-06-26 | 2019-08-16 | 金华宣逸商贸有限公司 | Horizontal bar anti-slippery fellow |
| CN110193165A (en) * | 2019-06-14 | 2019-09-03 | 谢秀英 | A kind of portable training device |
-
2013
- 2013-11-04 CN CN201320689593.8U patent/CN203591548U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193165A (en) * | 2019-06-14 | 2019-09-03 | 谢秀英 | A kind of portable training device |
| CN110124250A (en) * | 2019-06-26 | 2019-08-16 | 金华宣逸商贸有限公司 | Horizontal bar anti-slippery fellow |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140514 |
|
| CX01 | Expiry of patent term |