CN207062754U - A kind of comb-tooth bridge expansion device displacement bolt - Google Patents

A kind of comb-tooth bridge expansion device displacement bolt Download PDF

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Publication number
CN207062754U
CN207062754U CN201720810901.6U CN201720810901U CN207062754U CN 207062754 U CN207062754 U CN 207062754U CN 201720810901 U CN201720810901 U CN 201720810901U CN 207062754 U CN207062754 U CN 207062754U
Authority
CN
China
Prior art keywords
bolt
comb
displacement
expansion device
bridge expansion
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 - Fee Related
Application number
CN201720810901.6U
Other languages
Chinese (zh)
Inventor
郑永锋
张红
杨建刚
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.)
Shaanxi Hengyu Engineering Materials Co Ltd
Original Assignee
Shaanxi Hengyu Engineering Materials Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shaanxi Hengyu Engineering Materials Co Ltd filed Critical Shaanxi Hengyu Engineering Materials Co Ltd
Priority to CN201720810901.6U priority Critical patent/CN207062754U/en
Application granted granted Critical
Publication of CN207062754U publication Critical patent/CN207062754U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of comb-tooth bridge expansion device displacement bolt, belong to interdigitated electrode structure bridge Extensible connection device, the displacement bolt includes Elastic Bolts set, the first bolt and the second bolt, one end of first bolt is arranged on the inside of described Elastic Bolts set with mutually buckleing connection, first bolt and the second bolt after one end bending ring of the second bolt.The utility model is simple in construction, reliability and durability, and swing tooth plate exempts from interference problem when solving comb-tooth bridge expansion device multi-directional deflection, it is ensured that device operating is lossless;Displacement case based on the displacement bolt can realize the separation of rotation system and concrete, stress is independent of each other, flexibly change and have anchorage effect.

Description

A kind of comb-tooth bridge expansion device displacement bolt
Technical field
The utility model belongs to interdigitated electrode structure bridge Extensible connection device, more particularly to a kind of comb-tooth bridge expansion device is used Conjugate bolt.
Background technology
The existing similar structures of comb-tooth bridge expansion device have 2 kinds at present:One kind is L-shaped bolt, such only to fasten Effect, it is difficult to reach for the requirement of comb-tooth bridge expansion device multi-directional deflection.Another kind is that U bolt coordinates displacement case to make With this class formation disclosure satisfy that multi-directional deflection requirement, but since it is desired that protection U bolt component displacement case accordingly will be very Greatly, casting concrete space is taken, reduces overall fastening effect.Existing displacement bolt arrangement is not reasonable, causes construction multiple It is miscellaneous, cost of manufacture is high, U bolt coordinate displacement case use;In the presence of install it is inconvenient the problem of:U bolt is easily rotated, and installation is lived It is difficult to during dynamic plate to upper bolt hole.
The content of the invention
In view of this, it is simple, reliable with displacement bolt arrangement to provide a kind of comb-tooth bridge expansion device for the utility model Durable, swing tooth plate exempts from interference problem when solving comb-tooth bridge expansion device multi-directional deflection, it is ensured that device operating is lossless; Displacement case based on the displacement bolt can realize the separation of rotation system and concrete, stress is independent of each other, flexibly become Change and there is anchorage effect.
The utility model is solved the above problems by following technological means:
A kind of comb-tooth bridge expansion device displacement bolt, it is characterised in that including Elastic Bolts set, the first bolt and Second bolt, one end of first bolt after one end bending ring of the second bolt with mutually buckleing connection, first bolt and second Bolt is arranged on the inside of described Elastic Bolts set.
Further, first bolt is made up of round steel, one end bending of first bolt and bending ring, and described first The other end tapping of bolt, the tapping end of first bolt are equipped with the first nut.
Further, second bolt is made up of round steel, one end bending of second bolt and bending ring, and described second The other end tapping of bolt, the tapping end of second bolt are equipped with the second nut.
Further, a diameter of 20mm of the round steel.
Further, the Elastic Bolts set is poured using polyurethane material is made.
Further, the Elastic Bolts set is cylindric elastic polyurethane bolt sleeve.
Further, the Elastic Bolts set is rectangular-shape elastic polyurethane bolt sleeve.
Further, the Elastic Bolts include rubber pillar and hollow pipe, and the rubber pillar is arranged on hollow pipe Both ends, the bending ring end of first bolt and the second bolt are arranged on the inside of the hollow pipe, first bolt and second The tapping end of bolt passes the rubber pillar.
A kind of comb-tooth bridge expansion device of the present utility model is had the advantages that with displacement bolt:
The utility model discloses a kind of comb-tooth bridge expansion device displacement bolt, belongs to the flexible company of interdigitated electrode structure bridge Connection device, the displacement bolt include Elastic Bolts set, the first bolt and the second bolt, one end and the second spiral shell of first bolt Mutually button connection after one end bending ring of bolt, first bolt and the second bolt are arranged on the inside of described Elastic Bolts set.This Utility model is simple in construction, reliability and durability, and swing tooth plate exempts to interfere when solving comb-tooth bridge expansion device multi-directional deflection Problem, it is ensured that device operating is lossless;Displacement case based on the displacement bolt can realize the separation of rotation system and concrete, Stress is independent of each other, flexibly change and there is anchorage effect.
The utility model discloses a kind of comb-tooth bridge expansion device displacement bolt, there are following features:
It is 1. rational in infrastructure:Lifting bolt is mutually detained, then is poured polyurethane and be integrally formed use;
2. installation is simple:This patent displacement component poured using polyurethane after to receive power little, be unlikely to deform, be easy to pacify Dress;
3. holistic cost is relatively low.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model, below by embodiment it is required use it is attached Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model, for For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings Accompanying drawing.
Fig. 1 is that a kind of the first bolt arrangement of comb-tooth bridge expansion device displacement bolt provided by the utility model shows It is intended to;
Fig. 2 is a kind of first embodiment structure of comb-tooth bridge expansion device displacement bolt provided by the utility model Schematic diagram;
Fig. 3 is a kind of second embodiment structure of comb-tooth bridge expansion device displacement bolt provided by the utility model Schematic diagram.
Embodiment
In description of the present utility model, it is to be understood that term " " center ", " on ", " under ", "front", "rear", The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " is based on accompanying drawing institutes The orientation or position relationship shown, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply and be signified Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality New limitation.Term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include one or more this feature.In description of the present utility model, unless otherwise indicated, the implication of " multiple " It is two or more.
The utility model is described in detail below with reference to accompanying drawing.
Embodiment one
As shown in Figure 1, 2, a kind of comb-tooth bridge expansion device covers the 3, first bolt with displacement bolt, including Elastic Bolts 1 and second bolt 2, one end of first bolt 1 after one end bending ring of the second bolt 2 with mutually buckleing connection, first bolt 1 The inside of described Elastic Bolts set 3 is arranged on the second bolt 2.
Further, first bolt 1 is made up of round steel, one end bending of first bolt 1 and bending ring, and described the The other end tapping of one bolt 1, the tapping end 101 of first bolt 1 are equipped with the first nut 103.
Further, second bolt 2 is made up of round steel, one end bending of second bolt 2 and bending ring 202, institute The other end tapping of the second bolt 2 is stated, the tapping end 201 of second bolt 2 is equipped with the second nut.
Further, a diameter of 20mm of the round steel.
Further, the Elastic Bolts set 3 is poured using polyurethane material is made.
Further, the Elastic Bolts set 3 is cylindric elastic polyurethane bolt sleeve 3.
Specifically, the first bolt 1 mutually links closely to form displacement bolt with the second bolt 2 using 2 similar lifting bolts, so Pour polyurethane in a mold afterwards.
Embodiment two
As shown in Figure 1,3, a kind of comb-tooth bridge expansion device displacement bolt, including Elastic Bolts set, the first bolt 1 With the second bolt 2, one end of first bolt 1 after one end bending ring of the second bolt 2 with mutually buckleing connection, first bolt 1 The inside of described Elastic Bolts set is arranged on the second bolt 2.
Further, first bolt 1 is made up of round steel, one end bending of first bolt 1 and bending ring 102, institute The other end tapping of the first bolt 1 is stated, the tapping end 101 of first bolt 1 is equipped with the first nut 103.
Further, second bolt 2 is made up of round steel, one end bending of second bolt 2 and bending ring 202, institute The other end tapping of the second bolt 2 is stated, the tapping end 201 of second bolt 2 is equipped with the second nut 203.
Further, a diameter of 20mm of the round steel.
Further, the Elastic Bolts include rubber pillar 3 and hollow pipe 4, and the rubber pillar 3 is arranged on hollow pipe 4 both ends, the bending ring end of the bolt 2 of the first bolt 1 and second are arranged on the inside of the hollow pipe 4, first bolt 1 The rubber pillar 3 is passed with the tapping end 201 of the second bolt 2.
Specifically, the first bolt 1 mutually links closely to form displacement bolt with the second bolt 2 using 2 similar lifting bolts, pour Building polyurethane can use hollow pipe 4 plus both ends rubber pillar 3 to replace.
It should be noted that stretched during specific implementation referring to the modular multi-directional deflection comb plate, comb joint bridges of JT-T723-2008 Device and JT-T327-2004 Expansion Units for Highway Bridges.
The utility model discloses a kind of comb-tooth bridge expansion device displacement bolt, belongs to the flexible company of interdigitated electrode structure bridge Connection device, the displacement bolt include Elastic Bolts set, the first bolt 1 and the second bolt 2, one end of first bolt 1 and the Connection is mutually buckled after one end bending ring of two bolts 2, the bolt 2 of the first bolt 1 and second is arranged on described Elastic Bolts set It is internal.The utility model is simple in construction, reliability and durability, swing tooth plate when solving comb-tooth bridge expansion device multi-directional deflection Exempt from interference problem, it is ensured that device operating is lossless;Displacement case based on the displacement bolt can realize rotation system and concrete Separation, stress is independent of each other, flexibly change and there is anchorage effect.
The utility model discloses a kind of comb-tooth bridge expansion device displacement bolt, there are following features:
It is 1. rational in infrastructure:Lifting bolt is mutually detained, then is poured polyurethane and be integrally formed use;
2. installation is simple:This patent displacement component poured using polyurethane after to receive power little, be unlikely to deform, be easy to pacify Dress;
3. holistic cost is relatively low.
Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model, rather than its limitations; Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that: It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc. With replacement;And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology The spirit and scope of scheme.

Claims (8)

1. a kind of comb-tooth bridge expansion device displacement bolt, it is characterised in that including Elastic Bolts set, the first bolt and the Two bolts, one end of first bolt after one end bending ring of the second bolt with mutually buckleing connection, first bolt and the second spiral shell Bolt is arranged on the inside of described Elastic Bolts set.
2. a kind of comb-tooth bridge expansion device according to claim 1 displacement bolt, it is characterised in that described first Bolt is made up of round steel, one end bending of first bolt and bending ring, the other end tapping of first bolt, and described first The tapping end of bolt is equipped with the first nut.
3. a kind of comb-tooth bridge expansion device according to claim 1 displacement bolt, it is characterised in that described second Bolt is made up of round steel, one end bending of second bolt and bending ring, the other end tapping of second bolt, and described second The tapping end of bolt is equipped with the second nut.
4. a kind of comb-tooth bridge expansion device displacement bolt according to Claims 2 or 3, it is characterised in that described A diameter of 20mm of round steel.
A kind of 5. comb-tooth bridge expansion device according to claim 1 displacement bolt, it is characterised in that the elasticity Bolt sleeve is poured using polyurethane material and is made.
A kind of 6. comb-tooth bridge expansion device according to claim 5 displacement bolt, it is characterised in that the elasticity Bolt sleeve is cylindric elastic polyurethane bolt sleeve.
A kind of 7. comb-tooth bridge expansion device according to claim 5 displacement bolt, it is characterised in that the elasticity Bolt sleeve is rectangular-shape elastic polyurethane bolt sleeve.
A kind of 8. comb-tooth bridge expansion device according to claim 1 displacement bolt, it is characterised in that the elasticity Bolt includes rubber pillar and hollow pipe, and the rubber pillar is arranged on the both ends of hollow pipe, first bolt and the second spiral shell The bending ring end of bolt is arranged on the inside of the hollow pipe, and the tapping end of first bolt and the second bolt passes the rubber shield Pipe.
CN201720810901.6U 2017-07-06 2017-07-06 A kind of comb-tooth bridge expansion device displacement bolt Expired - Fee Related CN207062754U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720810901.6U CN207062754U (en) 2017-07-06 2017-07-06 A kind of comb-tooth bridge expansion device displacement bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720810901.6U CN207062754U (en) 2017-07-06 2017-07-06 A kind of comb-tooth bridge expansion device displacement bolt

Publications (1)

Publication Number Publication Date
CN207062754U true CN207062754U (en) 2018-03-02

Family

ID=61507373

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720810901.6U Expired - Fee Related CN207062754U (en) 2017-07-06 2017-07-06 A kind of comb-tooth bridge expansion device displacement bolt

Country Status (1)

Country Link
CN (1) CN207062754U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180302

Termination date: 20210706

CF01 Termination of patent right due to non-payment of annual fee