CN208651386U - Hood type foundation bolt locking device - Google Patents

Abstract

The utility model provides hood type foundation bolt locking device, longitudinally sequentially passes through the through-hole on wherein side side interconnecting piece by the stud of clamping screw, and be threadedly coupled with the internal thread hole of other side side interconnecting piece；Nut is threadedly coupled with the stud outer end of clamping screw；It is additionally provided with the outer end that anti-theft screw inclination is threaded through clamping screw, to realize the abutting limit to nut.The utility model makes to be fitted close between locking device and bolt, increases the ability that nut bears pressure, not will cause safety accident caused by sliding because of nut, and installation speed is fast by installing hood type foundation bolt fast lockign apparatus additional.Maying be used at the various fastenings such as the various shaft towers of electric power transmission line (steel tube tower, angle steel tower), telecommunication launching tower, railway, freeway guardrail and bridge prevents from slipping and loosen in equipment, all can be used.The utility model has the advantages of simple structure, and installation operation is convenient, time saving and energy saving, and design is rationally, compact-sized, is suitble to be widely popularized.

Description

Hood type foundation bolt locking device

Technical field

The utility model relates to electric system technical field of auxiliary equipment, and in particular to a kind of hood type foundation bolt locking Device.

Background technique

In recent years, with the development of economy, the reliability of power supply is put forward higher requirements.To guarantee that user does not have a power failure, Power grid construction and equipment technological transformation must be just increased, shaft tower construction operation amount increases, and the safety accident of falling tower occurs, causes personal injury Increase, brings more difficulties to safety management；State leader pays much attention to trouble free service, and standing fast at development must not be to sacrifice peace It is all this impassable red line of cost, it is ensured that the life security of people；During recent Phase of Electric Power Projects, occur 5.7 It with 5.14 safety accidents of falling tower, all causes 4 people dead, causes extreme influence and injury to enterprise and family, lesson is deep, this two Rise in rebellion former capital be do not matched as the nut of foundation bolt nut slip caused by；Construction efficiency is improved, the time is saved.Therefore Put forth effort to develop a kind of Novel bolt locking device, guarantees that fastening foundation bolt meets safety requirements, it is ensured that construction safety.

When conventional bolt and nut assemble, to make nut rotation flexibly, there is certain standard clearance between nut and bolt. If causing gap to increase since the producer nonstandard or construction personnel of processing organizes due to loading nut do not match etc., will result in big The big pressure for reducing nut and bearing, Yi Fasheng safety accident.It takes to prevent from slipping the method for being bolted screw thread riveter, by It is big in bolt screw pitch, it is time-consuming and laborious.

Utility model content

It is quick and easy for installation the purpose of the utility model is to provide a kind of hood type foundation bolt locking device, antitheft effect Fruit is good, securely and reliably.

In order to achieve the above object, the utility model is achieved by the following technical programs:

Hood type foundation bolt locking device, including integrally formed lock arm, clamping screw and nut；The lock arm Including with circular threaded joints jaggy and side interconnecting piece；The notch both ends of the threaded joints be respectively equipped with to The side interconnecting piece of outer extension；Two side interconnecting piece relative spacing settings；The stud of the clamping screw is longitudinal successively The through-hole on the side interconnecting piece of side is passed through, and is connected with the internal thread hole screw thread of side interconnecting piece described in the other side It connects；The nut is threadedly coupled with the stud outer end of the clamping screw；It is additionally provided with anti-theft screw inclination and is threaded through the locking The outer end of bolt, to realize the abutting limit to the nut.

Further, it is additionally provided with reinforcing rib；The reinforcing rib is consolidated with the threaded joints and side interconnecting piece respectively Fixed connection；And the reinforcing rib is located at the transition junction of the threaded joints and side interconnecting piece.

Further, on the side interconnecting piece along short transverse set there are two spacing setting clamping screw.

Further, the anti-theft screw is equipped with and the tilted perforations on the clamping screw are matched is threadedly coupled knot Structure.

Further, the anti-theft screw includes top clamping portion and stud portion；The clamping portion includes intermediate clamping Slot and the gear of side connect protrusion；The width direction two sides of the clamping groove are respectively equipped with gear and connect protrusion；The gear connects protrusion One end is the lug boss upwardly extended, and the other end is the recessed portion gradually extended downwards.

Further, the peripheral dimension of the clamping portion is less than or equal to the peripheral dimension in the stud portion.

Further, the internal screw thread of the threaded joints is located on inner sidewall, and is threadedly coupled with foundation bolt.

Further, the spacing of two side interconnecting pieces is 5-10mm.

Further, screw thread is external thread structure on the stud of the clamping screw.

Compared with prior art, the utility model has the following beneficial effects:

1, quick and easy for installation: locking fastening bolt is few, and installation locking is fast, saves the time；When installation, hood type lower margin spiral shell The opening of bolt fast lockign apparatus is larger, can be directly sleeved on foundation bolt, fastening lateral locking bolt to suitable position, this When locking device can flexible rotating cannot thread off again, screw locking bolt, and bolt end installs nut and anti-theft screw additional The installation of foundation bolt fast lockign apparatus is completed, it is quick and easy for installation.

2, the abutting locking to nut good anti-theft effect: is realized by the upper end of anti-theft screw；Through the above scheme, may be used Realize that multipoint riveting car of nut is always locked, good anti-theft effect.

3, safe and reliable: after the utility model fasten on bolt by nut, by being laterally applied to pressure, make nut with The connection screw thread of bolt is fitted close, and reduces fit clearance to greatest extent, increases the pressure born between nuts and bolt, significantly Improve coupling mechanism force, it is ensured that construction personnel's safety and equipment safety reliability service may be used at the various shaft towers of electric power transmission line The various fastenings such as (steel tube tower, angle steel tower), telecommunication launching tower, railway, freeway guardrail and bridge prevent from slipping and loosening is set It is standby upper.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it is therefore apparent that the accompanying drawings in the following description is only Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts, It is also possible to obtain other drawings based on these drawings.

Fig. 1 is the schematic perspective view of the utility model；

Fig. 2 is the front view of the utility model；

Fig. 3 is the top view of the utility model；

Fig. 4 is the side view of the utility model；

Fig. 5 is the structural schematic diagram of the lock arm of the utility model；

Fig. 6 is the using state structure diagram of the lock-screw of the utility model；

Fig. 7 is the cross-sectional view of Fig. 6 of the utility model；

Fig. 8 is the structural schematic diagram of the anti-theft screw of the utility model；

Fig. 9 is the front view of Fig. 8 of the utility model；

Figure 10 is the mounting structure schematic diagram of the utility model；

Figure label explanation:

1, lock arm；11, threaded joints；12, side interconnecting piece；121, through-hole；122, internal thread hole；2, locking screw Bolt；21, tilted perforations；3, nut；4, anti-theft screw；41, clamping portion；411, clamping groove；412, gear connects protrusion；42, stud portion； 5, foundation bolt；6, installation foot；7, reinforcing rib.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described implementation Example is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field Those of ordinary skill's every other embodiment obtained without creative efforts, belongs to the utility model The range of protection.

In conjunction with attached drawing 1 to Figure 10, the utility model is further described:

In conjunction with attached drawing 1, Fig. 2, Fig. 3 and Fig. 5, hood type foundation bolt locking device, including integrally formed lock arm 1, Clamping screw 2 and nut 3；The lock arm 1 includes with circular threaded joints 11 jaggy and side interconnecting piece 12；Institute The notch both ends for stating threaded joints 11 are respectively equipped with outwardly extending side interconnecting piece 12；Two 12 phases of side interconnecting piece Spacing is arranged；The stud of the clamping screw 2 longitudinally sequentially passes through the through-hole on the wherein side interconnecting piece 12 of side 121, and be threadedly coupled with the internal thread hole 122 of side interconnecting piece 12 described in the other side；The nut 3 and the clamping screw 2 Stud outer end be threadedly coupled；It is additionally provided with anti-theft screw 4 and tilts the outer end for being threaded through the clamping screw 2, to realize to described The abutting of nut 3 limits.

In conjunction with attached drawing 4, the spacing of two side interconnecting pieces 12 is 5-10mm.

Screw thread is external thread structure on the stud of the clamping screw 2.

It is additionally provided with reinforcing rib 7；Fixing respectively with the threaded joints 11 and side interconnecting piece 12 for the reinforcing rib 7 connects It connects；And the reinforcing rib 7 is located at the transition junction of the threaded joints 11 and side interconnecting piece 12, and connects with longitudinal transition It connects and is vertically arranged；While realizing to whole device reinforcement intensity, also it is used to guarantee the substantially parallel movement of two surface plates, is arranged Rationally, compact-sized；And the reinforcing rib 7 is arranged close to the clamping screw 2.

Set along short transverse that there are two the clamping screw 2 of spacing setting, and mating setting phases on the side interconnecting piece 12 The component answered.

In conjunction with attached drawing 6 and Fig. 7, the anti-theft screw 4 is equipped with matched with the tilted perforations 21 on the clamping screw 2 Screw connection structure；And be threaded in tilted perforations 21 by anti-theft screw 4, under anti-theft screw 4 as described in Figure 7 can pass through The stud at end is pierced by tilted perforations 21 and abuts with the outer end face of the nut 3, realizes the limit to the nut 3；And pass through Adjust the length that is pierced by from anti-theft screw 4 of stud it is different, it can be achieved that the nut 3 to many places different location abutting；Work as simultaneously When anti-theft screw 4 connects, in the outside of clamping screw 2, lower end is located in tilted perforations 21 for upper end, can be realized through antitheft spiral shell The upper end of nail is realized to the locking of the abutting of the nut 3；Through the above scheme, it can be achieved that multipoint riveting of the nut 3 It connects and holds out against self-locking, good anti-theft effect.

The anti-theft screw 4 in conjunction with described in attached drawing 8 and Fig. 9 includes top clamping portion 41 and stud portion 42；It wraps the clamping portion 41 The gear for including intermediate clamping groove 411 and side connects protrusion 412；The width direction two sides of the clamping groove 411 are respectively equipped with gear Connect protrusion 412；One end that the gear connects protrusion 412 is the lug boss upwardly extended, and the other end is the recess gradually extended downwards Portion；It is snapped fit onto clamping groove 411 in the word cutter head when straight screwdriver and when the entire anti-theft screw 4 of coaxial rotating；Work as screw The two sides face of cutter head keeps off when connecing the rotation, it can be achieved that entire anti-theft screw 4 with lug boss described in two sides respectively；Work as screwdriver When head reversely rotates, due to the recessed portion that recessed portion is the arcuation groove tilted upward, can not direction entire anti-theft screw 4 is used Power, it is achieved that single direction rotation；Unidirectionally the tightening in clamping screw 2 to anti-theft screw 4 can be realized by screwdriver, it is easy to operate Fast, it can only unidirectionally tighten, easy for installation, good anti-theft effect, installation is very convenient, greatly reduces installation cost, improves Installation speed.

The peripheral dimension of the clamping portion 41 is less than or equal to the peripheral dimension in the stud portion 42；The anti-theft screw 4 It can be attached from the both ends aperture of tilted perforations 21, it is easier for installation, so that anti-theft screw 4 can be in tilted perforations 21 It moves down more freely, practical orientation is wider.Since the spacing range of side interconnecting piece 12 is 5-10mm, pass through anti-theft screw 4 front end forward extends out abutting, can be achieved completely, and operates also very convenient.

In conjunction with attached drawing 10, the internal screw thread of threaded joints 11 is located on inner sidewall, and is threadedly coupled with foundation bolt 5；This Device is located on the installation foot 6 of equipment, successively realizes the limit to the installation foot 6 of equipment.

As a preferred option: the shape of this locking device is U-shaped, and inside is equipped with circle matched with foundation bolt screw thread Connection screw thread, thickness are smaller than same model nut thickness, to reduce the pulling force of lateral locking bolt, make locking device and lower margin spiral shell It tethers and connects reliably, and can guarantee enough pressure, will not slip；It is equipped with notch among U-shaped, 5-10 millimeter, with for buffering The length of thread pitch is compressed when fastening, both ends are equipped with the surface plate of certain length, and circular arc has certain angle, is additionally provided with Reinforcing rib, to guarantee the substantially parallel movement of two surface plates, one end surface plate is equipped with circular hole, and the other end is equipped with wire hole, circular hole and silk Hole corresponds, and plane board width is greater than the diameter of lateral punching, and length is the thickness of nut, sets hole count and diameter with nut Size depending on, one or two, M10 or M12 bolt can guarantee the intensity of locking, and thickness is also same；Bolt fastening Afterwards, fastening nut is installed on the outside of surface plate, prevents from loosening and increasing intensity.

The utility model is made close between locking device and bolt by installing hood type foundation bolt fast lockign apparatus additional Cooperation increases the ability that nut bears pressure, not will cause safety accident caused by sliding because of nut, and installation speed is fast.It can make Used in the various shaft towers of electric power transmission line (steel tube tower, angle steel tower), telecommunication launching tower, railway, freeway guardrail and bridge etc. Various fastenings are prevented from slipping and be loosened in equipment, all can be used；It is big to bear pressure, will not loosen, application value is high, use scope Extensively.

Working principle of the utility model is: the opening of hood type foundation bolt fast lockign apparatus is larger when installation, it can be with Be directly sleeved on foundation bolt, fastening lateral locking bolt to suitable position, at this time locking device can flexible rotating cannot take off again Button screws locking bolt, and bolt end installs nut additional and the peace of foundation bolt fast lockign apparatus can be completed in anti-theft screw Dress；When disassembly, in contrast.After the utility model is ensuring that nut fastens on bolt, by being laterally applied to pressure, make spiral shell Female and bolt connection screw thread is fitted close, and reduces fit clearance to greatest extent, increases the pressure born between nuts and bolt, Guarantee that locking device will not slip, it is ensured that construction personnel's safety and equipment safety reliability service.

The utility model receiving pressure is big, will not be processed due to nut or construction not match, caused the accident of falling tower, people occurs Body casualty accident；One end has connection screw thread, when installing cross bolts, does not need nut tool, easy for installation；Due to nut, It loosen locking device will not, since locking bolt nut receiving pressure direction is vertical, make locking bolt be not easy to loosen, as long as handle Locking bolt screw thread rivets, and can play anti-theft function；It is few to lock fastening bolt, installation locking is fast, saves the time；Structure Simply, convenient for production, save man power and material；Reduce the maintenance load of staff；Economic and social benefit can be improved.

The utility model has the advantages of simple structure, and installation operation is convenient, time saving and energy saving, economical and practical, and rationally, structure is tight for design It gathers, is suitble to be widely popularized.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model System.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention, It is a, three etc., unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element, unless otherwise restricted clearly.For the common skill of this field For art personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down " It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into Row combination and combination.

Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model Inside it can make changes, modifications, alterations, and variations to the above described embodiments.

Claims (9)

1. hood type foundation bolt locking device, it is characterised in that: including integrally formed lock arm (1), clamping screw (2) and Nut (3)；The lock arm (1) includes with circular threaded joints (11) jaggy and side interconnecting piece (12)；It is described The notch both ends of threaded joints (11) are respectively equipped with outwardly extending side interconnecting piece (12)；Two side interconnecting pieces (12) relative spacing is arranged；The stud of the clamping screw (2) longitudinally sequentially passes through the side interconnecting piece of wherein side (12) through-hole (121) on, and be threadedly coupled with the internal thread hole (122) of side interconnecting piece (12) described in the other side；The spiral shell Cap (3) is threadedly coupled with the stud outer end of the clamping screw (2)；It is additionally provided with anti-theft screw (4) inclination and is threaded through the locking The outer end of bolt (2), to realize the abutting limit to the nut (3).

2. hood type foundation bolt locking device according to claim 1, it is characterised in that: be additionally provided with reinforcing rib (7)；Institute State being fixedly connected respectively with the threaded joints (11) and side interconnecting piece (12) for reinforcing rib (7)；And the reinforcing rib (7) It is located at the transition junction of the threaded joints (11) and side interconnecting piece (12).

3. hood type foundation bolt locking device according to claim 1, it is characterised in that: the side interconnecting piece (12) On along short transverse set there are two spacing setting clamping screw (2).

4. hood type foundation bolt locking device according to claim 1, it is characterised in that: on the anti-theft screw (4) Equipped with tilted perforations (21) matched screw connection structure on the clamping screw (2).

5. hood type foundation bolt locking device according to claim 1, it is characterised in that: anti-theft screw (4) packet Include top clamping portion (41) and stud portion (42)；The clamping portion (41) includes that the gear of intermediate clamping groove (411) and side connects Raised (412)；The width direction two sides of the clamping groove (411) are respectively equipped with gear and connect raised (412)；The gear connects protrusion (412) one end is the lug boss upwardly extended, and the other end is the recessed portion gradually extended downwards.

6. hood type foundation bolt locking device according to claim 5, it is characterised in that: outside the clamping portion (41) All sizes are less than or equal to the peripheral dimension of the stud portion (42).

7. hood type foundation bolt locking device according to claim 1, it is characterised in that: the threaded joints (11) Internal screw thread be located on inner sidewall, and be threadedly coupled with foundation bolt (5).

8. hood type foundation bolt locking device according to claim 1, it is characterised in that: two side interconnecting pieces (12) spacing is 5-10mm.

9. hood type foundation bolt locking device according to claim 1, it is characterised in that: the clamping screw (2) Screw thread is external thread structure on stud.