CN204646059U - For the sliding shoe of electric extendable door - Google Patents

Abstract

For the sliding shoe of electric extendable door, comprise cast aluminium sliding seat and sliding inner sleeve thereof, cast aluminium sliding seat is similar to Y-shaped, it comprises cast aluminium straight tube and cast aluminium prong, it is characterized in that, described cast aluminium straight tube has the jack being communicated with cast aluminium prong, jack is inner near cast aluminium prong one end, the other end is outer end, jack is by the inner extreme direction, descending gradual change of its diameter outward, and described sliding inner sleeve is approximate Y-shaped also, and it comprises inner sleeve straight tube and inner sleeve prong, inner sleeve straight tube is inserted by jack the inner of cast aluminium straight tube, and inner sleeve prong is nested on described cast aluminium prong; This kind of sliding shoe, has simple and reasonable for structure, and without the need to carrying out expanding treatment to jack, and sliding inner sleeve installs the advantages such as firm.

Description

For the sliding shoe of electric extendable door

Technical field

The utility model relates to electric extendable door technical field, is specifically related to a kind of sliding shoe for electric extendable door.

Background technology

Existing electric extendable door, has been widely used in the occasions such as all kinds of industrial and mineral factory building, workshop, warehouse, machine room, garage, school, institutional settings as movable fence, has greatly expanded the range of application of electric extendable door.Electric extendable door mainly contains retractable door body, head, controller three part composition.Retractable door body is primarily of critical piece compositions such as Men Ti great frame, horizontal net, sliding shoe, crossbeam and door body wheels, traditional sliding shoe is made up of plastic monoblock, comprise one with the sliding tray of beam engagement and the tube connector being located at sliding tray bottom, but, this unitary plastic sliding shoe, its intensity is poor, so, easy damage, application life is short.

For this reason, there is another sliding shoe on the market, this sliding shoe comprises cast aluminium sliding seat and sliding inner sleeve thereof, cast aluminium sliding seat is similar to Y-shaped, it comprises cast aluminium straight tube and cast aluminium prong, sliding inner sleeve is packet and is nested on cast aluminium prong, sliding inner sleeve is also provided with the sliding tray with beam engagement, sliding tray bottom surface is provided with several raised lines, cast aluminium straight tube has the jack inserted for pillar, blocked by sliding inner sleeve bottom jack, pillar on counter brace inserts in jack, sliding shoe is connected on counter brace, this sliding shoe, jointly be made up of cast aluminium sliding seat and sliding inner sleeve thereof, in view of sliding inner sleeve is made of plastics, therefore sliding shoe is when sliding, noise is lower, and, it is large that cast aluminium sliding seat has intensity, non-damageable characteristic, therefore application life is longer.

But, above-mentioned this sliding shoe, still have the following disadvantages: the jack on (1) cast aluminium sliding seat, when making, conical mould head extracts out from cast aluminium straight tube front end, so when original shaping, jack is by the inner ascending gradual change of its diameter of extreme direction outward, but, because body system is inserted by the outer extreme direction of jack, but the narrower body that causes of the inner diameter of jack cannot be inserted into the inner, so, need to carry out expansion processing process to jack (being especially the inner), cause processed complex, loaded down with trivial details, both added cost of production, and again reduced production efficiency; (2) be nested in the sliding tray of cast aluminium prong due to sliding inner sleeve system one square body, there is no other fastening devicess, therefore sliding inner sleeve is installed insecure in sliding tray, at sliding inner sleeve with crossbeam sliding process, easy positioning or depart from, cause sliding inner sleeve and crossbeam loose contact, and impact is slided; (3) because sliding inner sleeve fails to block sliding tray edge completely, positioning or the sliding inner sleeve departed from, easily cause " rigid sliding is touched " between cast aluminium prong edge and crossbeam, wearing and tearing can be caused to cast aluminium prong edge, and, when sliding, larger, harsh noise can be produced; (4) several raised lines on sliding inner sleeve bottom surface, when sliding, comparatively large with cross beam contacting surface, cause resistance comparatively large, friction aggravation, easily causes sliding inner sleeve to wear and tear, and again because frictional force strengthens, causes to slide to have some setbacks.

Utility model content

The purpose of this utility model is to overcome above-mentioned prior art because of the jack on cast aluminium sliding seat needs expanding treatment, and sliding inner sleeve installs insecure existing deficiency in sliding tray, and provide a kind of simple and reasonable for structure, without the need to carrying out expanding treatment to jack, and sliding inner sleeve is installed firmly for the sliding shoe of electric extendable door.

The utility model object is achieved in that

For the sliding shoe of electric extendable door, comprise cast aluminium sliding seat and sliding inner sleeve thereof, cast aluminium sliding seat is similar to Y-shaped, it comprises cast aluminium straight tube and cast aluminium prong, it is characterized in that, described cast aluminium straight tube has the jack being communicated with cast aluminium prong, jack is inner near cast aluminium prong one end, the other end is outer end, jack is by the inner extreme direction, descending gradual change of its diameter outward, and described sliding inner sleeve is approximate Y-shaped also, and it comprises inner sleeve straight tube and inner sleeve prong, inner sleeve straight tube is inserted by jack the inner of cast aluminium straight tube, and inner sleeve prong is nested on described cast aluminium prong; This kind of sliding shoe, by the aperture of jack is improved, that is: jack is by the inner extreme direction, descending gradual change of its diameter outward, so that conical mould head is exited by the inner side of jack, can be once-forming, make the inner diameter of jack larger, therefore without the need to carrying out expansion process to jack the inner, simplify processing technology, reduce cost of production, enhance productivity again; Have again, sliding inner sleeve is arranged to approximate Y-shaped, it comprises inner sleeve straight tube and inner sleeve prong equally, inner sleeve prong inserts in the jack of cast aluminium straight tube by its inner sleeve straight tube, making the top position-limiting action that inner sleeve prong is able to by its inner sleeve straight tube, not easily positioning, movement, is especially that body inserts in inner sleeve straight tube, its position-limiting action is more obvious, makes whole sliding inner sleeve more firm; And the overall structure of this sliding shoe is simple, reasonable.

The utility model can also adopt following technical measures to solve:

As scheme more specifically, the inner sleeve length of straight pipe of described sliding inner sleeve, close to the jack length of cast aluminium straight tube, stretches to close to jack outer end to make the inner sleeve straight tube outer end in jack; To make body after jack enters, can enter in inner sleeve straight tube, the sleeve be conducive between body with inner sleeve straight tube coordinates, and makes whole sliding shoe and coordinating between body more firm.

As further technical scheme, described cast aluminium prong extends shape and the symmetrical arc-shaped limit projection of size, so that between the arc-shaped limit projection of both sides and using the inner bottom surface of oval cover body as bottom, common formation has the cast aluminium prong of oval spacing recess, and the jack on described cast aluminium straight tube passes the inner bottom surface of oval cover body and is communicated with oval spacing recess; That is, oval spacing recess forms cast aluminium prong.

The inner sleeve straight tube of described sliding inner sleeve is provided with pore, and be sealing bottom pore, the shape of the outer shape of its inner sleeve prong and the spacing recess of ellipse is suitable, and is provided with groove in the middle part of inner sleeve prong, and groove floor is provided with multiple salient point; Multiple salient points of this groove floor, relative to existing " many raised lines ", make the groove as sliding tray, less with cross beam contacting surface, resistance is relatively little, reduces friction, sliding inner sleeve is slided smooth and easy, not easy to wear.

As further improved plan, the groove both sides inwall of described inner sleeve prong is provided with several vertical raised lines, and these vertical raised lines coordinate multiple salient points of its bottom surface, the groove of inner sleeve prong is contacted with three faces of crossbeam tightr, ensure that being slidably matched of sliding inner sleeve and crossbeam is more stable.

As further optimization, the groove on described inner sleeve prong is square, and groove front and back end extends to the both sides horizontal edge of the spacing recess of ellipse blocking described cast aluminium prong respectively; That is, sliding inner sleeve is extended by the groove on its inner sleeve prong, the both sides horizontal edge of cast aluminium prong is sheltered from the mode of " interference ", in case when being enclosed within positioning or skew in sliding stop, easily cause " rigid sliding is touched " between cast aluminium prong edge and crossbeam, wearing and tearing can be caused to cast aluminium prong edge, and produce the deficiencies such as larger, harsh noise.

In order to strengthen the bulk strength of sliding inner sleeve further, the outside of described inner sleeve prong is also provided with reinforcing rib.

Compared with prior art, the beneficial effects of the utility model are as follows:

(1) this kind of sliding shoe, by the aperture of jack is improved, that is: jack is by the inner extreme direction, descending gradual change of its diameter outward, so that conical mould head is exited by the inner side of jack, can be once-forming, make the inner diameter of jack larger, therefore without the need to carrying out expansion process to jack the inner, simplify processing technology, reduce cost of production, enhance productivity again; Have again, sliding inner sleeve is arranged to approximate Y-shaped, it comprises inner sleeve straight tube and inner sleeve prong equally, inner sleeve prong inserts in the jack of cast aluminium straight tube by its inner sleeve straight tube, making the top position-limiting action that inner sleeve prong is able to by its inner sleeve straight tube, not easily positioning, movement, is especially that body inserts in inner sleeve straight tube, its position-limiting action is more obvious, makes whole sliding inner sleeve more firm; And the overall structure of this sliding shoe is simple, reasonable.

(2) further, be provided with groove in the middle part of the inner sleeve prong of sliding inner sleeve, groove floor is provided with multiple salient point; Multiple salient points of this groove floor, relative to existing " many raised lines ", make the groove as sliding tray, less with cross beam contacting surface, resistance is relatively little, reduces friction, sliding inner sleeve is slided smooth and easy, not easy to wear.

(3) another, sliding inner sleeve is also extended by the groove on its inner sleeve prong, the both sides horizontal edge of cast aluminium prong is sheltered from the mode of " interference ", in case when being enclosed within positioning or skew in sliding stop, easily cause " rigid sliding is touched " between cast aluminium prong edge and crossbeam, wearing and tearing can be caused to cast aluminium prong edge, and produce the deficiencies such as larger, harsh noise.

Accompanying drawing explanation

Fig. 1 the utility model is used for the sliding shoe of electric extendable door and the partition figure of beam engagement.

The schematic diagram of Fig. 2 the utility model sliding inner sleeve.

The cut-away view of Fig. 3 the utility model cast aluminium sliding seat.

Detailed description of the invention

Below in conjunction with drawings and Examples, the utility model is described further.

Composition graphs 1 to Fig. 3 is described in detail to embodiment: a kind of sliding shoe for electric extendable door, comprise cast aluminium sliding seat 1 and sliding inner sleeve 2 thereof, cast aluminium sliding seat 1 is similar to Y-shaped, it comprises cast aluminium straight tube 13 and cast aluminium prong 12, it is characterized in that, described cast aluminium straight tube 13 has the jack 14 being communicated with cast aluminium prong 12, jack 14 is inner 141 near cast aluminium prong 12 one end, the other end is outer end 142, jack 14 is from inner 141 toward direction, outer end 142, the descending gradual change of its diameter, described sliding inner sleeve 2 is approximate Y-shaped also, it comprises inner sleeve straight tube 21 and inner sleeve prong 20, inner sleeve straight tube 21 is inserted by the jack inner 141 of cast aluminium straight tube 13, and inner sleeve prong 20 is nested on described cast aluminium prong 12.

Described cast aluminium prong 12 extends shape and the symmetrical arc-shaped limit projection 122 of size, so that between both sides arc-shaped limit projection 122 and using the inner bottom surface of oval cover body 121 as bottom, common formation has the cast aluminium prong 12 of oval spacing recess 123, and the jack 14 on described cast aluminium straight tube 13 passes the inner bottom surface of oval cover body 121 and is communicated with oval spacing recess 123.

Inner sleeve straight tube 21 length of above-mentioned sliding inner sleeve 2, close to jack 14 length of cast aluminium straight tube, stretches to close to jack outer end 142 to make inner sleeve straight tube 21 outer end in jack 14; Separately, the inner sleeve straight tube 21 of sliding inner sleeve 2 is provided with pore 211, it is sealing bottom pore 211, the shape of the outer shape of its inner sleeve prong 20 and the spacing recess of ellipse 123 is suitable, and be provided with groove 3 in the middle part of inner sleeve prong 20, groove 3 bottom surface is provided with multiple salient point 4, multiple salient points 4 of this groove 3 bottom surface, relative to existing " several raised lines ", make the groove 3 as sliding tray, less with crossbeam 8 contact surface, resistance is relatively little, reduce friction, sliding inner sleeve 2 is slided smooth and easy, not easy to wear; Further, the groove 3 both sides inwall of described inner sleeve prong 20 is provided with several vertical raised lines 5, the outside of described inner sleeve prong 20 is also provided with reinforcing rib 7.

Groove 3 on described inner sleeve prong 20 is square, and groove 3 front and back end extends to the both sides horizontal edge 6 of the spacing recess 123 of the ellipse blocking described cast aluminium prong 12 respectively; This mode with " interference " shelters from the both sides horizontal edge 6 of cast aluminium prong 12, in case sliding stop inner sleeve 2 is when positioning or skew, easily cause " rigid sliding is touched " between cast aluminium prong edge 6 and crossbeam 8, wearing and tearing can be caused to cast aluminium prong edge 6, and produce the deficiencies such as larger, harsh noise.

Claims (7)

1. for the sliding shoe of electric extendable door, comprise cast aluminium sliding seat (1) and sliding inner sleeve (2) thereof, cast aluminium sliding seat (1) is similar to Y-shaped, it comprises cast aluminium straight tube (13) and cast aluminium prong (12), it is characterized in that, described cast aluminium straight tube (13) has the jack (14) being communicated with cast aluminium prong (12), jack (14) is upper is inner (141) near cast aluminium prong (12) one end, the other end is outer end (142), jack (14) is from inner (141) toward outer end (142) direction, the descending gradual change of its diameter, described sliding inner sleeve (2) is approximate Y-shaped also, it comprises inner sleeve straight tube (21) and inner sleeve prong (20), inner sleeve straight tube (21) is inserted by jack the inner (141) of cast aluminium straight tube (13), and inner sleeve prong (20) is nested on described cast aluminium prong (12).

2. according to claims 1 for the sliding shoe of electric extendable door, it is characterized in that, inner sleeve straight tube (21) length of described sliding inner sleeve (2), close to jack (14) length of cast aluminium straight tube, stretches to close to jack outer end (142) to make inner sleeve straight tube (21) outer end in jack (14).

3. according to claims 1 for the sliding shoe of electric extendable door, it is characterized in that, described cast aluminium prong (12) is by an approximate ellipsoidal cover body (121), and shape and the symmetrical arc-shaped limit projection (122) of size is extended in the both sides of cover body (121), so that between both sides arc-shaped limit projection (122), and using the inner bottom surface of oval cover body (121) as bottom, common formation has the cast aluminium prong (12) of oval spacing recess (123), jack (14) on described cast aluminium straight tube (13) through oval cover body (121) inner bottom surface and be communicated with oval spacing recess (123).

4. according to claims 3 for the sliding shoe of electric extendable door, it is characterized in that, the inner sleeve straight tube (21) of described sliding inner sleeve (2) is provided with pore (211), pore (211) bottom is sealing, the outer shape of its inner sleeve prong (20) and the shape of the spacing recess of ellipse (123) suitable, and inner sleeve prong (20) middle part is provided with groove (3), groove (3) bottom surface is provided with multiple salient point (4).

5. according to claims 4 for the sliding shoe of electric extendable door, it is characterized in that, groove (3) the both sides inwall of described inner sleeve prong (20) is provided with several vertical raised lines (5).

6. according to claims 4 for the sliding shoe of electric extendable door, it is characterized in that, groove (3) on described inner sleeve prong (20) is for square, and groove (3) front and back end extends to the both sides horizontal edge (6) of the spacing recess of ellipse (123) blocking described cast aluminium prong (12) respectively.

7. according to claims 1 for the sliding shoe of electric extendable door, it is characterized in that, the outside of described inner sleeve prong (20) is also provided with reinforcing rib (7).