CN206637117U - Hoop - Google Patents

Abstract

It the utility model is related to tube connection piece technical field, more particularly to hoop, including band, worm screw and hoop cover, band includes the cingulum portion and banding portion set along its length, the outer end extension in banding portion is provided with spaced apart first boot band and the second boot band, formed with bar shaped guide groove between first boot band and second boot band, hoop cover is fixedly connected with first boot band and the second boot band, the outer surface that in bar shaped guide groove and cingulum portion is stretched into the outer end bending in cingulum portion is provided with tooth, and worm screw is installed in the hoop cover and connection is adapted to tooth.Any one position of the band of hoop of the present utility model is bonded with the outer surface of tubing, angle gap is not present i.e. between any one position of band and tubing, completely eliminate clamping blind area of the hoop to tubing, the sealing and reliability when hoop clamps to tubing are improved, and then improves security when hoop uses.

Description

Hoop

Technical field

It the utility model is related to tube connection piece technical field, more particularly to hoop.

Background technology

Hoop is the connector used during a kind of installation of the tubing such as gas circuit, water route, oil circuit, is widely used in industry-by-industry, There is use to high-technology fields such as automobile, heavy industry, Aero-Space from general industrial or agricultural and daily family expenses.Existing ring Hoop, either A types worm transmission type flexible pipe hoop, Type B and c-type worm transmission type flexible pipe hoop or A type strength flexible pipes clamp, Type B strength flexible pipe clamp is given up, and is existed and is clamped blind area, i.e., folder between the position of end and tubing be present in the band of hoop Angle gap, in this way, go out to be formed in the angle gap clamp blind area, when tubing pipe pressure it is increased in the case of, easily occur leak, leakage Phenomena such as gas, caused to various equipment or building potentially hazardous.Therefore, it is necessary to be improved to existing hoop, keep away Exempt from hoop to occur clamping blind area, to improve security when hoop uses.

Utility model content

The purpose of this utility model is to provide a kind of hoop, it is intended to solves to exist during the band clamp tubing of prior art Clamp blind area and cause using the technical problem that security risk be present.

To achieve the above object, the technical solution of the utility model is：A kind of hoop, including band, worm screw and hoop cover, institute Stating band includes the cingulum portion and banding portion that set along its length, and the outer end extension in the banding portion is provided with spaced apart the One boot band and the second boot band, it is described formed with bar shaped guide groove between first boot band and second boot band Hoop cover is fixedly connected with first boot band and second boot band, and the bar shaped is stretched into the outer end bending in the cingulum portion The outer surface in the guide groove and cingulum portion is provided with tooth, and the worm screw is installed in the hoop cover and is adapted to company with the tooth Connect.

Preferably, the hoop cover includes semi-cylindrical shells, and the semi-cylindrical shells include the first long edge and second Long edge, the first long edge extension are provided with the first long plate body, and the second long edge extension is provided with the second long plate body, described Semi-cylindrical shells and the described first long plate body and the second long plate body enclose and set the rod cavity to form opening open jointly, and described the One long plate body is fixedly connected with first boot band, and the second long plate body is fixedly connected with second boot band, described Worm screw is stretched into the rod cavity to be adapted to connection with the tooth.

Preferably, the end outward bending of the described first long plate body forms the first long flanging, the first long flanging and institute The outer surface for stating the first boot band is bonded and is fixedly connected with first boot band, the end bent outward of the second long plate body Folding formed the second long flanging, the second long flanging be bonded with the outer surface of second boot band and with second boot band It is fixedly connected.

Preferably, the outer surface welding or riveting of the described first long flanging and first boot band, second length The outer surface welding or riveting of flanging and second boot band.

Preferably, the worm screw includes rod member and the end cap located at described rod member one end, and the rod member stretches into the rod cavity It is interior to be adapted to connection with the tooth, the end cap abuts with the side of the semi-cylindrical shells.

Preferably, the rod member is provided with annular spacing groove close to the outer surface of the end cap, the semi-cylindrical shells with Position corresponding to the annular spacing groove is provided with the spacing ring that connection is adapted to the annular spacing groove.

Preferably, the middle part of the spacing ring is provided with elastic opening.

Preferably, the semi-cylindrical shells and the described first long plate body and the second long slab body by integral forming.

Preferably, the cingulum portion is integrally formed with the banding portion.

Preferably, the band is spring steel band or stainless steel band.

The beneficial effects of the utility model：Hoop of the present utility model, in use, band to be placed in periphery and the court of tubing Positive direction screws worm screw, is fixedly connected because hoop covers with the first boot band and the second boot band, and worm screw is installed in hoop cover, that Worm screw can drive the outer surface for being adapted to connection with worm screw to have the cingulum portion of tooth relative to the first boot band and second when rotating Banding Tape movement, and because the outer end in cingulum portion is located in bar shaped guide groove, then cingulum portion is limited in bar shaped guide groove And it is mobile towards the inner of bar shaped guide groove, it is adjacent to so as to intersect to match somebody with somebody to merge with the first boot band and the second boot band in tubing Outer surface, finally as further rotating for worm screw realizes clamping to tubing, in this way, any one position of band is and tubing Outer surface fitting, i.e., angle gap is not present between any one position of band and tubing, completely eliminates hoop to pipe The clamping blind area of material, sealing and reliability when hoop clamps to tubing are improved, and then improve safety when hoop uses Property.

Brief description of the drawings

Fig. 1 is the dimensional structure diagram at the first visual angle of the hoop that the utility model embodiment provides.

Fig. 2 is the dimensional structure diagram at second of visual angle of the hoop that the utility model embodiment provides.

Fig. 3 is the stereochemical structure decomposing schematic representation for the hoop that the utility model embodiment provides.

Fig. 4 is the band and the three-dimensional knot at the first visual angle during hoop cover connection for the hoop that the utility model embodiment provides Structure schematic diagram.

Fig. 5 is the band and the three-dimensional knot at second of visual angle during hoop cover connection for the hoop that the utility model embodiment provides Structure schematic diagram.

Fig. 6 is the dimensional structure diagram of the worm screw for the hoop that the utility model embodiment provides.

Reference includes：

10-band, 11-cingulum portion, 12-banding portion

13-the first boot band the 14-the second boot band 15-bar shaped guide groove

20-worm screw, 21-rod member 22-end cap

30-hoop cover long plate body of 31-semi-cylindrical shells 32-the first

33-the second 35-spacing ring of long 34-rod cavity of plate body

The 321-the first long flanging of 111-tooth, 211-annular spacing groove

331-the second long flanging 351-elastic opening.

Embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining the description of accompanying drawing 1~6 is exemplary, it is intended to for explaining the utility model, and it is not intended that to this practicality New limitation.

In description of the present utility model, it is to be understood that term " length ", " width ", " on ", " under ", " preceding ", The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are based on attached Orientation or position relationship shown in figure, it is for only for ease of and describes the utility model and simplify to describe, rather than instruction or hint Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this The limitation of utility model.

In addition, 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, " multiple " are meant that two or two More than, unless otherwise specifically defined.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis Concrete condition understands concrete meaning of the above-mentioned term in the utility model.

As shown in Figures 1 to 6, a kind of hoop that the utility model embodiment provides, including band 10, worm screw 20 and hoop cover 30, the band 10 includes the cingulum portion 11 and banding portion 12 set along its length, and the outer end extension in the banding portion 12 is set There is the spaced apart boot band 14 of first boot band 13 and second, between first boot band 13 and second boot band 14 Formed with bar shaped guide groove 15, the hoop cover 30 is fixedly connected with first boot band 13 and second boot band 14, institute The outer end bending for stating cingulum portion 11 stretches into the outer surface in the bar shaped guide groove 15 and cingulum portion 11 and is provided with tooth 111, institute Worm screw 20 is stated to be installed in the hoop cover 30 and be adapted to connection with the tooth 111.

Specifically, the hoop of the utility model embodiment, in use, band 10 is placed in into the periphery of tubing and towards positive direction Worm screw 20 is screwed, because hoop cover 30 is fixedly connected with the first boot band 13 and the second boot band 14, and worm screw 20 is installed on hoop cover In 30, then worm screw 20 can be driven when rotating be adapted to worm screw 20 outer surface connected have the cingulum portion 11 of tooth 111 relative to First boot band 13 and the second boot band 14 move, and because the outer end in cingulum portion 11 is located in bar shaped guide groove 15, then tooth Band portion 11 be limited at it is in bar shaped guide groove 15 and mobile towards the inner of bar shaped guide groove 15, so as to the first boot band 13 and Second boot band 14 intersects to be adjacent in the outer surface of tubing with merging, finally further rotates realization to tubing with worm screw 20 Clamping, in this way, any one position of band 10 is bonded with the outer surface of tubing, i.e. any one position of band 10 and tubing Between angle gap is not present, completely eliminate clamping blind area of the hoop to tubing, improve close when hoop clamps to tubing Envelope property and reliability, and then improve security when hoop uses.

Similarly, when screwing worm screw 20 in the opposite direction, cingulum portion 11 moves towards the outer end of bar shaped guide groove 15, in this way, It is bonded so that band 10 unclamps with tubing, so that the open clamping to tubing of band 10, is assembled and disassembled all very convenient.

Further, in the present embodiment, when the positive direction for screwing direction of worm screw 20 is clockwise direction, then worm screw 20 opposite direction for screwing direction is then for counterclockwise；When the positive direction for screwing direction of worm screw 20 is counter clockwise direction, So the opposite direction for screwing direction of worm screw 20 is then for clockwise.External screw thread that can be according to worm screw 20 and cingulum portion The direction of 11 teeth 111 set is set.

Closer, the width of the bar shaped guide groove 15 in the present embodiment is slightly larger than the width in cingulum portion 11, so sets Meter may insure that cingulum portion 11 can be in the width orientation that bar shaped guide groove 15 limits relative to the first boot band 13 and second Boot band 14 moves, and also ensuring can cause cingulum portion 11 to intersect with the first boot band 13 and the second boot band 14 with reference to pipe Material realizes that seamless fitting clamps, and eliminates clamping blind area of the whole band 10 to tubing, and lifting band 10 clamps to tubing Sealing and reliability.

Tubing described in the present embodiment can be rubber hose etc., after the band clamp in the present embodiment, Ke Yiyou Phenomena such as effect prevents leak, gas leakage.

In the present embodiment, the direction of rotation of the tooth 111 that the outer surface in cingulum portion 11 is set can be dextrorotation or left-handed, root Set according to actual demand and realize the cooperation being threadedly coupled with worm screw 20.

In the present embodiment, the width in cingulum portion 11 is less than the width in banding portion 12, and such outer end of banding portion 12 is extended The first boot band 13 and the second boot band 14 need not protrude the both ends of the width of banding portion 12 and may be such that the first banding The width of the bar shaped guide groove 15 formed with 13 and second between boot band 14 is more than the width in cingulum portion 11, in this way, can be very The outer end in cingulum portion 11 is caused to bend and stretch into bar shaped guide groove 15 well, so as to which at work, cingulum portion 11 realizes relatively Moved in the first boot band 13 and the second boot band 14.

Further, the length of bar shaped guide groove 15 is preferably greater than the length in cingulum portion 11, so may insure that bar shaped is led To groove 15 there is enough spaces to be moved for cingulum portion 11 relative to the first boot band 13 and the second boot band 14, avoid banding portion Movement of 12 outer end to cingulum portion 11 causes to interfere, it is ensured that the reliability of hoop work.

In the present embodiment, with reference to shown in Fig. 1~5, the hoop cover 30 includes semi-cylindrical shells 31, the semi-cylindrical shell Body 31 includes the first long edge and the second long edge, and the first long edge extension is provided with the first long plate body 32, second length Edge extension is provided with the second long plate body 33, the semi-cylindrical shells 31 and the described first long plate body 32 and the second long plate body 33 are enclosed and set the rod cavity 34 to form opening open jointly, and the first long plate body 32 is fixedly connected with first boot band 13, institute The second long plate body 33 is stated to be fixedly connected with second boot band 14, the worm screw 20 stretch into the rod cavity 34 with the tooth 111 adaptation connections.Specifically, the semi-cylindrical shells 31 of hoop cover 30 are enclosed to set and formed jointly with the first long edge and the second long edge One rod cavity 34, so as to install and fix for worm screw 20 by the rod cavity 34, it is ensured that worm screw 20 is only limited into the bar Rotated in chamber 34.Binding round cover 30 simultaneously can be by the first extended long plate body 32 of the first long edge of semi-cylindrical shells 31 It is fixedly connected with the first boot band 13, and passes through the second extended long plate body of the second long edge of semi-cylindrical shells 31 33 are fixedly connected with the second boot band 14, so, can cleverly realize hoop cover 30 and the first boot band 13 and second very much Boot band 14 is fixedly connected, while the hoop cover 30 for ensuring to complete after installation connection will not interfere with the bending of cingulum portion 11 and extend into and lead Into bar-shaped trough and relative to the movement of the first boot band 13 and the second boot band 14.

Further, it is whole when being moved by screwing the cingulum portion 11 of worm screw 20 towards the inner for being oriented to bar-shaped trough The circle that individual band 10 is bent to form, which can shrink, to be fitted on tubing, and the first long plate body 32 and second of semi-cylindrical shells 31 is grown Plate body 33 can apply force on the first boot band 13 and the second boot band 14 respectively, so as to the collective effect of cingulum portion 11 with Realize and clamp tubing, sealing is splendid.

In the present embodiment, with reference to shown in Fig. 1~5, the end outward bending of the first long plate body 32 forms the first length folding Side 321, the first long flanging 321 are bonded with the outer surface of first boot band 13 and fixed with first boot band 13 Connection, the end outward bending of the second long plate body 33 form the second long flanging 331, the second long flanging 331 with it is described The outer surface of second boot band 14 is bonded and is fixedly connected with second boot band 14.Specifically, the first long plate body 32 passes through Effective contact area when the first long flanging 321 that the bending of its end is set is fixedly connected with the first boot band 13 is rolled over for the first length The area of the lower surface on side 321, then the area of the lower surface of the first long flanging 321 relative to the first long plate body 32 end For area it is bigger, that is to say, that add the area being fixedly connected between the first long plate body 32 and the first boot band 13, from And strengthen the stability connected between the first long boot band 13 of plate body 32 and first, correspondingly, realize Reinforced Hoop cover 30 with The stability connected between first boot band 13；Similarly, the second long plate body 33 bends the second long flanging set by its end 331 effective contact area when being fixedly connected with the second boot band 14 for the lower surface of the second long flanging 331 area, then should The area of the second long lower surface of plate body 33 area for the end of the second long plate body 33 is bigger, that is to say, that adds The area being fixedly connected between second long plate body 33 and the second boot band 14, bound round so as to strengthen the second long plate body 33 and second The stability connected between taut band 14, correspondingly, realize the stability connected between the boot band 14 of Reinforced Hoop cover 30 and second. So so that hoop cover 30 forms an assembly with band 10, and standardization level is high, cost is low and reliability is high.

In the present embodiment, the outer surface welding or riveting of the first long flanging 321 and first boot band 13, institute State the outer surface welding or riveting of the second long flanging 331 and second boot band 14.Preferably, the first long flanging 321 with Use and be welded to connect between the outer surface of first boot band 13, between the outer surface of the second long boot band 14 of flanging 331 and second Using being welded to connect, the stability of connection is may insure by the way of being welded to connect, and part is smaller immediately, can still enter Row welding procedure operates.In other embodiments, using riveting between the outer surface of the first long boot band 13 of flanging 321 and first Connection, and riveting is used between the outer surface of the second long boot band 14 of flanging 331 and second, for example, passing through presser The outer surface of first long flanging 321 and the first boot band 13 is riveted together by skill, and the second long flanging 331 and second is bound round The outer surface of taut band 14 is riveted together.

In the present embodiment, with reference to shown in Fig. 1~3 and Fig. 6, the worm screw 20 includes rod member 21 and located at the rod member 21 1 The end cap 22 at end, the rod member 21 are stretched into the rod cavity 34 to be adapted to connection, the end cap 22 and described half with the tooth 111 The side of cylindrical housings 31 abuts.Specifically, screwing end cap 22 can drive rod member 21 to rotate, then in rod member 21 and tooth In the case of 111 adaptation connections so that cingulum portion 11 moves relative to the first boot band 13 and the second boot band 14, so as to banding Tubing.Because end cap 22 is connected to the side of semi-cylindrical shells 31, so as to which rod member 21 further is limited into rod cavity 34 Interior rotation, prevent rod member 21 from departing from hoop cover 30 and phenomena such as error occur with the cooperation in cingulum portion 11.

In the present embodiment, with reference to shown in Fig. 3 and Fig. 6, the rod member 21 is provided with annular close to the outer surface of the end cap 22 Stopper slot 211, the semi-cylindrical shells 31 are provided with and the annular spacing groove with the 211 corresponding position of annular spacing groove The spacing ring 35 of 211 adaptation connections.Specifically, the mating connection of spacing ring 35 and annular spacing groove 211 is passed through, then can limit Make rod member 21 axially and radially moving relative to semi-cylindrical shells 31, in this way, defining worm screw 20 relative to semicolumn Shape housing 31 is axially and radially moving, and can ensure that worm screw 20 only rotates in rod cavity 34 when screwing worm screw 20, ensures The reliability and stability that worm screw 20 works.

In the present embodiment, with reference to shown in Fig. 4~5, the middle part of the spacing ring 35 is provided with elastic opening 351.Specifically, it is loose The spacing ring 35 of the setting of tight opening 351 is divided into the first positive stop strip and the second positive stop strip, so, the first positive stop strip and second spacing Enclosed between bar and semi-cylindrical shells 31 and set the space to be formed and can realize Flexible change, avoid spacing ring 35 and annular spacing groove 211 rotations that are locked and limiting rod member 21,

In the present embodiment, the semi-cylindrical shells 31 and the described first long plate body 32 and the second long one of plate body 33 Shaping.Specifically, the uniformity of hoop cover 30 for being integrally formed design more preferably, standardization level height, assembles also simpler convenience, together When, the stability connected between the first long 32 and second long plate body 33 of plate body and semi-cylindrical shells 31 is also more preferably.

In the present embodiment, the cingulum portion 11 is integrally formed with the banding portion 12.Specifically, it is integrally formed the hoop of design More preferably, standardization level is high for the uniformity of band 10, assembles also simpler convenience, meanwhile, connect between cingulum portion 11 and banding portion 12 The stability connect is also more preferably.

In the present embodiment, the band 10 is spring steel band or stainless steel band.Specifically, can select according to demand Select using spring steel manufacture band 10, stainless steel manufacture band 10 can also be used, so as to the hoop product produced With diversified characteristic.

Understand that the utility model is to have above-described good characteristic in summary, be able to make it using upper, enhancement The efficiency that does not have in conventional art and there is practicality, turn into the product of a great practical value.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Any modification, equivalent substitution or improvement made within the thought and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (10)

1. a kind of hoop, including band, worm screw and hoop cover, it is characterised in that：The band includes the tooth set along its length Band portion and banding portion, the outer end extension in the banding portion are provided with spaced apart first boot band and the second boot band, and described the Formed with bar shaped guide groove between one boot band and second boot band, the hoop cover and first boot band and described the Two boot bands are fixedly connected, and the outer surface in the bar shaped guide groove and cingulum portion is stretched into the outer end bending in the cingulum portion Provided with tooth, the worm screw is installed in the hoop cover and is adapted to connection with the tooth.

2. hoop according to claim 1, it is characterised in that：The hoop cover includes semi-cylindrical shells, the semicolumn Shape housing includes the first long edge and the second long edge, and the first long edge extension is provided with the first long plate body, second length Edge extension is provided with the second long plate body, and the semi-cylindrical shells are enclosed jointly with the described first long plate body and the second long plate body If forming the rod cavity of opening open, the first long plate body is fixedly connected with first boot band, the second long plate body and Second boot band is fixedly connected, and the worm screw is stretched into the rod cavity to be adapted to connection with the tooth.

3. hoop according to claim 2, it is characterised in that：The end outward bending of the first long plate body forms first Long flanging, the first long flanging are bonded with the outer surface of first boot band and are fixedly connected with first boot band, The end outward bending of the second long plate body forms the second long flanging, and the second long flanging is outer with second boot band Surface is bonded and is fixedly connected with second boot band.

4. hoop according to claim 3, it is characterised in that：The appearance of the first long flanging and first boot band Face is welded or riveting, the outer surface welding or riveting of the second long flanging and second boot band.

5. according to the hoop described in any one of claim 2~4, it is characterised in that：The worm screw includes rod member and located at described The end cap of rod member one end, the rod member are stretched into the rod cavity to be adapted to connection, the end cap and the semicolumn with the tooth The side of shape housing abuts.

6. hoop according to claim 5, it is characterised in that：The rod member is provided with annular close to the outer surface of the end cap Stopper slot, semi-cylindrical shells position corresponding with the annular spacing groove is provided with is adapted to connection with the annular spacing groove Spacing ring.

7. hoop according to claim 6, it is characterised in that：The middle part of the spacing ring is provided with elastic opening.

8. according to the hoop described in any one of claim 2~4, it is characterised in that：The semi-cylindrical shells and described first Long plate body and the second long slab body by integral forming.

9. according to the hoop described in any one of Claims 1 to 4, it is characterised in that：The cingulum portion and banding portion one Shaping.

10. according to the hoop described in any one of Claims 1 to 4, it is characterised in that：The band is for spring steel band or not Become rusty steel band.