JPH0246485Y2 - - Google Patents
Info
- Publication number
- JPH0246485Y2 JPH0246485Y2 JP1984125861U JP12586184U JPH0246485Y2 JP H0246485 Y2 JPH0246485 Y2 JP H0246485Y2 JP 1984125861 U JP1984125861 U JP 1984125861U JP 12586184 U JP12586184 U JP 12586184U JP H0246485 Y2 JPH0246485 Y2 JP H0246485Y2
- Authority
- JP
- Japan
- Prior art keywords
- expansion joint
- road
- holding member
- road expansion
- jig
- Prior art date
- 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
Links
- 230000003014 reinforcing effect Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
- Road Repair (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
この考案は、道路伸縮継手を取付ける際に、そ
の道路伸縮継手を所定量だけ圧縮あるいは伸長し
た状態で保持するための治具に関するものであ
る。[Detailed description of the invention] [Field of industrial application] This invention relates to a jig for holding a road expansion joint in a compressed or expanded state by a predetermined amount when installing the road expansion joint. .
道路伸縮継手の性能は、道路長手方向の圧縮量
および伸長量で規定されており、したがつて、道
路伸縮継手を取付施工するときの外気温度に応じ
て、道路伸縮継手を所定量だけ圧縮または伸長し
た状態に保持して取付ける必要がある。
The performance of road expansion joints is defined by the amount of compression and expansion in the longitudinal direction of the road. It must be held in an extended position when installed.
従来、道路伸縮継手取付用治具としては、実公
昭50−30111号公報により公表されているように、
一対の吊環付きL形金具の一端部をターンバツク
ルを介して連結し、各吊環付きL形金具の他端部
に設けた雌ねじ孔に、中間に6角形フランジを備
えている縦螺杆の上部左雄ねじを螺合し、前記縦
螺杆の下部右ねじ部を、道路伸縮取付部の部材に
埋込み固定された雌ねじ筒に螺合するように構成
した治具が知られている。 Conventionally, as road expansion joint installation jigs, as published in Publication of Utility Model Publication No. 50-30111,
One end of a pair of L-shaped brackets with hanging rings are connected via a turnbuckle, and the upper left-hand male thread of a vertical screw rod with a hexagonal flange in the middle is inserted into the female screw hole provided at the other end of each L-shaped bracket with hanging rings. A jig is known in which the lower right-hand threaded portion of the vertical threaded rod is threaded into a female threaded tube embedded and fixed in a member of the road telescopic attachment portion.
前記従来の道路伸縮継手取付用治具の場合は、
巾方向の両側の側部に雌ねじ孔を有する道路伸縮
継手の取付けに使用することができず、また構造
でも複雑で製作コストが高くなるという欠点があ
る。
In the case of the conventional road expansion joint installation jig,
It cannot be used to attach a road expansion joint that has female threaded holes on both sides in the width direction, and has the disadvantage that the structure is complicated and the manufacturing cost is high.
この考案は、前述の問題を解決できる道路伸縮
継手取付用治具を提供することを目的とするもの
である。 The object of this invention is to provide a road expansion joint installation jig that can solve the above-mentioned problems.
前記目的を達成するために、この考案の道路伸
縮継手取付用治具においては、一側部に左ねじ部
1を有すると共に他側部に右ねじ部2を有しかつ
回動工具係合部3を備えている横型の両ねじ螺杆
4における前記左ねじ部1および右ねじ部2に、
保持部材5の上端部および保持部材6の上端部が
螺合され、前記保持部材5の下端部および保持部
材6の下端部に、それぞれ前記両ねじ螺杆4に平
行な道路伸縮手支持用ボルト7が嵌挿されてい
る。
In order to achieve the above object, the road expansion joint installation jig of this invention has a left-handed threaded part 1 on one side, a right-handed threaded part 2 on the other side, and a rotary tool engaging part. 3, the left-hand threaded portion 1 and the right-hand threaded portion 2 of the horizontal double-threaded rod 4 include
The upper end of the holding member 5 and the upper end of the holding member 6 are screwed together, and a road telescopic hand support bolt 7 parallel to the double screw threaded rod 4 is attached to the lower end of the holding member 5 and the lower end of the holding member 6, respectively. is inserted.
〔実施例〕
次にこの考案を図示の例によつて詳細に説明す
る。[Example] Next, this invention will be explained in detail using illustrated examples.
第1図ないし第3図はこの考案の一実施例に係
る道路伸縮継手取付用治具を示すものであつて、
長手方向の一側部に左ねじ部1を有すると共に長
手方向の他側部に右ねじ部2を有する横型の両ね
じ螺杆4の中央部に、スパナ等の回動工具を係合
するための6角部からなる回動工具係合部3が設
けられ、かつ前記左ねじ部1に保持部材5の上端
部が螺合されると共に、前記右ねじ部2に保持部
材6の上端部が螺合され、さらに保持部材5の下
端部および保持部材6の下端部には、両ねじ螺杆
4の軸線と平行な直線上においてボルト挿通用透
孔8が設けられ、その透孔8に道路伸縮継手支持
用ボルト7が回転および抜挿自在に嵌挿されてい
る。 1 to 3 show a road expansion joint installation jig according to an embodiment of this invention,
For engaging a rotating tool such as a spanner in the center of a horizontal double screw threaded rod 4 having a left-handed threaded portion 1 on one longitudinal side and a right-handed threaded portion 2 on the other longitudinal side. A rotary tool engaging part 3 consisting of a hexagonal part is provided, and the upper end of the holding member 5 is screwed into the left-hand threaded part 1, and the upper end of the holding member 6 is screwed into the right-hand threaded part 2. Furthermore, a through hole 8 for bolt insertion is provided at the lower end of the holding member 5 and the lower end of the holding member 6 on a straight line parallel to the axis of the double screw threaded rod 4, and the through hole 8 is provided with a road expansion joint. A support bolt 7 is inserted and inserted so as to be rotatable and removable.
第4図ないし第6図は道路伸縮継手の一例およ
びその道路伸縮継手にこの考案の実施例に係る治
具をセツトした状態を示すものであつて、ゴム製
継手本体9における巾方向の両側に、継手本体長
手方向に延長する鋼製帯状取付板10が埋込固定
され、その帯状取付板10には多数の雌ねじ孔が
帯状取付部材長手方向に間隔をおいて設けられ、
かつ継手本体長手方向に延長する垂直な鋼製支持
板11に水平な櫛形の鋼製支承板12が溶接によ
り固着されて、支持枠材13が構成され、さらに
前記支持板11の外面には、支持板長手方向に間
隔をおいて配置された多数の翼鉄筋14が溶接に
より固着され、前記継手本体9に対向して配置さ
れた一対の支持枠材13における支承板12に載
置され、また帯状取付板10における治具取付予
定位置を除く部分にある雌ねじ孔に、支持板11
に挿通された皿頭ボルト15が螺合され、その皿
頭ボルト15により継手本体9における帯状取付
板10が支持板11に固定され、前記帯状取付板
10を備えている継手本体9と、翼鉄筋14を備
えている支持枠材13と、それらを結合する皿頭
ボルト15とにより道路伸縮継手16が構成され
ている。 4 to 6 show an example of a road expansion joint and a state in which a jig according to an embodiment of the present invention is set in the road expansion joint. , a steel band-shaped mounting plate 10 extending in the longitudinal direction of the joint body is embedded and fixed, and a large number of female screw holes are provided in the band-shaped mounting plate 10 at intervals in the longitudinal direction of the band-shaped mounting member,
A horizontal comb-shaped steel support plate 12 is fixed by welding to a vertical steel support plate 11 extending in the longitudinal direction of the joint body to form a support frame member 13, and further, on the outer surface of the support plate 11, A large number of wing reinforcing bars 14 arranged at intervals in the longitudinal direction of the support plate are fixed by welding and placed on the support plate 12 of a pair of support frame members 13 arranged opposite to the joint body 9, and The support plate 11 is inserted into the female screw hole in the part of the belt-shaped mounting plate 10 excluding the location where the jig is planned to be installed.
A countersunk head bolt 15 inserted through is screwed together, and the belt-shaped mounting plate 10 of the joint main body 9 is fixed to the support plate 11 by the countersunk head bolt 15, and the joint main body 9 provided with the belt-shaped mounting plate 10 and the wing A road expansion joint 16 is constituted by a support frame member 13 provided with reinforcing bars 14 and countersunk head bolts 15 that connect them.
前述のように構成された多数の治具17は道路
伸縮継手16の上部においてその長手方向に間隔
をおいて配置され、かつ保持部材5および保持部
材6は支持板11の側面に係合され、さらに保持
部材5および保持部材6に挿通されたボルト7
が、支持板11に挿通されると共に、帯状取付板
10の雌ねじ孔に螺合され、そのボルト7により
保持部材5および保持部材6が道路伸縮継手16
の巾方向の両側に固定されている。 A large number of jigs 17 configured as described above are arranged at intervals in the longitudinal direction of the road expansion joint 16, and the holding members 5 and 6 are engaged with the side surface of the support plate 11, Further, a bolt 7 inserted through the holding member 5 and the holding member 6
is inserted through the support plate 11 and screwed into the female screw hole of the belt-shaped mounting plate 10, and the bolt 7 connects the holding member 5 and the holding member 6 to the road expansion joint 16.
It is fixed on both sides in the width direction.
次に回動工具係合部3に係合したスパナ等の回
動工具により、両ねじ螺杆4が保持部材間隔拡大
方向または保持部材間隔縮小方向に回転されて、
道路伸縮継手16の巾が所定値に調整されたの
ち、第7図に示すように、道路伸縮継手16が隣
り合う道路本体18の端部の上方にわたつて配置
され、次いで道路伸縮継手16における支持板1
1に固着されている翼鉄筋14が道路本体18の
端部上面から突出しているアンカー鉄筋19に対
し溶接により固着される。 Next, by a rotary tool such as a spanner engaged with the rotary tool engaging portion 3, the double screw threaded rod 4 is rotated in the direction of increasing the distance between the holding members or the direction of decreasing the distance between the holding members.
After the width of the road expansion joint 16 is adjusted to a predetermined value, as shown in FIG. Support plate 1
The wing reinforcing bars 14 fixed to the road body 1 are fixed by welding to the anchor reinforcing bars 19 protruding from the upper surface of the end portion of the road body 18.
次に前記ボルト7が螺脱されて、保持部材5お
よび保持部材6と支持板11との結合が解かれた
のち、両ねじ螺杆4が保持部材間隔拡大方向に若
干回動され、次いで治具17が道路伸縮継手16
から取外されたのち、ボルト7が螺脱された部分
の帯状取付板10の雌ねじ孔に、第6図の場合と
同様に支持板11の外側から嵌挿した皿頭ボルト
15が螺合される。 Next, after the bolts 7 are unscrewed and the holding members 5 and 6 are uncoupled from the support plate 11, the double-threaded threaded rod 4 is slightly rotated in the direction of increasing the gap between the holding members, and then the jig is 17 is road expansion joint 16
After the bolts 7 have been unscrewed, the countersunk head bolts 15 inserted from the outside of the support plate 11 are screwed into the female threaded holes of the band-shaped mounting plate 10 at the parts where the bolts 7 have been unscrewed. Ru.
次に道路本体18の端部上面に、舗装面と同一
レベルまでコンクリートまたはその他の硬化性材
料が打設され、その硬化性材料により支持枠材1
3が道路本体18に対し強固に固定される。 Next, concrete or other hardenable material is placed on the upper end of the road body 18 up to the same level as the paved surface, and the hardenable material makes the supporting frame member 1
3 is firmly fixed to the road body 18.
この考案を実施する場合、両ねじ螺杆4よりも
小径の回動工具係合部を両ねじ螺杆4の端部に一
体に連設してもよい。またこの考案の治具は、第
4図ないし第6図に示す道路伸縮継手以外の任意
構造の道路伸縮継手の取付にも使用することがで
きる。 When implementing this invention, a rotary tool engaging portion having a diameter smaller than that of the double screw screw rod 4 may be integrally provided at the end of the double screw screw rod 4. The jig of this invention can also be used to attach road expansion joints of any structure other than the road expansion joints shown in FIGS. 4 to 6.
この考案は前述のように構成されているので、
以下に記載するような効果を奏する。
This idea is structured as described above, so
This produces the effects described below.
単に保持部材5および保持部材6下端部に嵌挿
されているボルト7により、道路伸縮継手16に
おける巾方向の両側に保持部材5および保持部材
6を固定し、かつ回動工具係合部3に係合した回
動工具により両ねじ螺杆4を回動するという簡単
な操作を行なうだけで、巾方向の両側の側部に雌
ねじ孔を有する道路伸縮継手16の巾を容易にか
つ微細に圧縮調整または伸長調整して保持するこ
とができ、そのため巾方向の両側の側部に雌ねじ
孔を有する道路伸縮継手の巾を所定値に正確に保
持して取付ける施工を容易に行なうことができ、
さらにこの考案の治具は構造が簡単で小型、軽量
である。 The holding members 5 and 6 are fixed to both sides of the road expansion joint 16 in the width direction simply by the bolts 7 fitted into the lower ends of the holding members 5 and 6, and the holding members 5 and 6 are fixed to the rotary tool engaging portion 3. The width of the road expansion joint 16, which has female threaded holes on both sides in the width direction, can be easily and finely compressed and adjusted by simply performing the simple operation of rotating the double-threaded screw rod 4 using the engaged rotating tool. Alternatively, the expansion joint can be adjusted and held, making it easy to install a road expansion joint that has internal threaded holes on both sides in the width direction while accurately maintaining the width at a predetermined value.
Furthermore, the jig of this invention has a simple structure, small size, and light weight.
第1図ないし第3図はこの考案の実施例に係る
道路伸縮継手取付用治具を示すものであつて、第
1図は側面図、第2図は正面図、第3図は縦断側
面図である。第4図は道路伸縮継手に治具をセツ
トした状態を示す平面図、第5図は第4図のA−
A線拡大断面図、第6図は第4図のB−B線拡大
断面図、第7図は治具により保持された道路伸縮
継手における翼鉄筋を道路本体のアンカー鉄筋に
固定した状態を示す縦断側面図である。
図において、1は左ねじ部、2は右ねじ部、3
は回動工具係合部、4は両ねじ螺杆、5および6
は保持部材、7は道路伸縮継手取付用ボルト、8
はボルト挿通用透孔、9はゴム製継手本体、10
は鋼製帯状取付板、13は保持枠材、14は翼鉄
筋、15はは皿頭ボルト、16は道路伸縮継手、
17は道路伸縮継手取付用治具、18は道路本体
である。
Figures 1 to 3 show a road expansion joint installation jig according to an embodiment of this invention, in which Figure 1 is a side view, Figure 2 is a front view, and Figure 3 is a vertical side view. It is. Figure 4 is a plan view showing the state in which the jig is set on the road expansion joint, and Figure 5 is A--A in Figure 4.
Figure 6 is an enlarged cross-sectional view along line A, Figure 6 is an enlarged cross-sectional view taken along line B-B in Figure 4, and Figure 7 shows the state in which the wing reinforcing bars in the road expansion joint held by a jig are fixed to the anchor reinforcing bars of the road body. FIG. In the figure, 1 is a left-hand thread, 2 is a right-hand thread, and 3 is a right-hand thread.
is a rotating tool engaging part, 4 is a double screw screw rod, 5 and 6
is a holding member, 7 is a road expansion joint mounting bolt, 8 is a
9 is the through hole for bolt insertion, 9 is the rubber joint body, 10 is
13 is a steel band-shaped mounting plate, 13 is a holding frame material, 14 is a wing reinforcing bar, 15 is a countersunk head bolt, 16 is a road expansion joint,
17 is a jig for installing a road expansion joint, and 18 is a road body.
Claims (1)
ねじ部2を有しかつ回動工具係合部3を備えてい
る横型の両ねじ螺杆4における前記左ねじ部1お
よび右ねじ部2に、保持部材5の上端部および保
持部材6の上端部が螺合され、前記保持部材5の
下端部および保持部材6の下端部に、それぞれ前
記両ねじ螺杆4に平行な道路伸縮継手支持用ボル
ト7が嵌挿されていることを特徴とする道路伸縮
継手取付用治具。 The left-handed threaded portion 1 and the right-handed threaded portion in a horizontal double-threaded rod 4 having a left-handed threaded portion 1 on one side, a right-handed threaded portion 2 on the other side, and a rotary tool engaging portion 3 2, the upper end of the holding member 5 and the upper end of the holding member 6 are screwed together, and the lower end of the holding member 5 and the lower end of the holding member 6 are provided with road expansion joint supports parallel to the double screw threaded rod 4, respectively. A jig for installing a road expansion joint, characterized in that a bolt 7 is inserted therein.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12586184U JPS6140407U (en) | 1984-08-21 | 1984-08-21 | Road expansion joint installation jig |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12586184U JPS6140407U (en) | 1984-08-21 | 1984-08-21 | Road expansion joint installation jig |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6140407U JPS6140407U (en) | 1986-03-14 |
JPH0246485Y2 true JPH0246485Y2 (en) | 1990-12-07 |
Family
ID=30684548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12586184U Granted JPS6140407U (en) | 1984-08-21 | 1984-08-21 | Road expansion joint installation jig |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6140407U (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006052610A (en) * | 2004-08-16 | 2006-02-23 | Chugai Doro Kk | Expansion spacing adjuster of highway bridge |
JP6822726B2 (en) * | 2016-06-22 | 2021-01-27 | ニッタ株式会社 | Mounting aids and telescopic devices |
JP6852866B2 (en) * | 2016-08-04 | 2021-03-31 | ニッタ株式会社 | Mounting aids and telescopic devices |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5030111U (en) * | 1973-07-17 | 1975-04-04 |
-
1984
- 1984-08-21 JP JP12586184U patent/JPS6140407U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5030111U (en) * | 1973-07-17 | 1975-04-04 |
Also Published As
Publication number | Publication date |
---|---|
JPS6140407U (en) | 1986-03-14 |
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