CN208564246U - Non-contact Magnetic door-inhale - Google Patents

Abstract

Upper and lower magnetic pole is respectively set on upper and lower suction base including the upper and lower suction base for mutual magnetic will not to be contacted but be capable of after installing in Non-contact Magnetic door-inhale；Upper suction base includes matrix, sliding seat and adjusting screw rod, the lower end of sliding seat is arranged in upper magnetic pole, bolt hole and accommodating chamber are provided on matrix, spiro keyhole position is in the top of accommodating chamber, the radial dimension of bolt hole is less than the radial dimension of accommodating chamber, the upper end of sliding seat is provided with threaded hole and the upper end of sliding seat is inserted into accommodating chamber from the bottom up, spring is additionally provided in the accommodating chamber being located above sliding seat, the radial dimension of spring is greater than the radial dimension of bolt hole but is less than the radial dimension of accommodating chamber, adjusting screw rod includes screw thread rod body part and body of rod head, the outer diameter on body of rod head is greater than the internal diameter of bolt hole, the screw thread rod body part of adjusting screw rod passes through bolt hole from top to bottom, spring back spin connects the threaded hole of sliding seat upper end and moves up and down to adjust sliding seat by rotation adjusting screw rod.

Description

Non-contact Magnetic door-inhale

Technical field

The present invention relates to a kind of door-inhale, in particular to a kind of Non-contact Magnetic door-inhale.

Background technique

Conventional door-inhale is made of suction base and suction nozzle two parts, passes through magnetic-adsorption between the two.The suction base is generally pacified On the ground of building, and the suction nozzle is mounted on door leaf.When door leaf in the open state can be by the suction The mutual attraction of seat and the suction nozzle positions the door leaf, leads to the unexpected pass of door leaf to prevent wind or touch door leaf It closes.Appropriate suction is generated between the suction base and suction nozzle in order to allow, in addition to needing that the suction base and suction nozzle is rationally arranged On extraction electrode volume size except, it is also necessary to the distance between the suction base and suction nozzle are rationally set.In the mounted state, institute State the position of suction base and suction nozzle be it is fixed, in order to make them that there is reasonable distance, need just accurately to determine during installation Their position location.Obviously installation difficulty can be greatly increased in this way.In consideration of it, Chinese utility model patent 201420140473.7 proposing solution.Patent 201420140473.7 is related to a kind of adjustable door-inhale, including is fixed on Door sucking seat 1 on door and the pedestal 2 being fixed on ground.Wherein the pedestal 2 is equipped with tie rod slot 21, in the tie rod slot 21 It is interior equipped with the alloy door top 3 that can be rotated upwards；Screw thread is screwed with adjustable plasticity screw 5 on the door sucking seat 1.It is described can The bottom for adjusting plasticity screw 5 is connected with door-inhale magnet 6.Institute can be easily adjusted by the adjustable plasticity screw 5 State the distance between door-inhale magnet 6 and alloy door top 3.During use, when door turns to alloy door top 3 When top, the door-inhale magnet 6 has the function that position door leaf with the mutual magnetic in alloy door top 3.But make in long-term With in the process, the movement of unlatching, closing is constantly repeatedly carried out in door leaf, and also inevitably meeting is direct in the process or allows described Door sucking seat 1, which collides foreign object and for example erects, causes the adjustable plasticity screw 5 micro loosening occur on wall.Day accumulates the moon Tired, the loosening of the adjustable plasticity screw 5 is more obvious and the apparent original being displaced and then change the door-inhale magnet 6 occurs The position location of setting.

Summary of the invention

In view of the deficiencies of the prior art, the present invention is improved further the height adjusting structure of door-inhale, and it is right to improve its The position stability of magnetic pole.In consideration of it, the present invention proposes a kind of Non-contact Magnetic door-inhale, including for will not be contacted after installing but It is capable of the upper suction base and lower suction base of mutual magnetic, is respectively arranged with the upper magnetic that can be attracted each other on the upper suction base and lower suction base Pole and lower magnetic pole；It is characterized in that, the upper suction base includes matrix, sliding seat and adjusting screw rod, the upper magnetic pole is arranged in institute State the lower end of sliding seat, wherein be provided with the bolt hole arranged respectively in axial direction and accommodating chamber, the spiral shell on the matrix Keyhole is located at the top of the accommodating chamber, and the radial dimension of the bolt hole is less than the radial dimension of the accommodating chamber, the work The side of the upper end threaded hole being provided with axially disposed of dynamic seat and the upper end of the sliding seat to be inserted into from the bottom up Formula activity is inserted into the accommodating chamber, is additionally provided with spring in the accommodating chamber being located above the sliding seat, described The radial dimension of spring is greater than the radial dimension of the bolt hole but is less than the radial dimension of the accommodating chamber, the adjusting screw rod Including screw thread rod body part and body of rod head, the outer diameter on the body of rod head is greater than the internal diameter of the bolt hole, the adjusting screw rod Screw thread rod body part pass through the bolt hole in a manner of being inserted into from top to bottom, be screwed onto the sliding seat upper end again after spring Threaded hole in moved up and down to which the sliding seat can be adjusted by rotating the adjusting screw rod relative to described matrix.

Wherein, Non-contact Magnetic door-inhale includes the upper suction base for mutual magnetic will not to be contacted but be capable of after installing and lower suction Seat.Features described above, which defines, to be navigated to the upper suction base and the installation of lower suction base in application scenarios and when mutual magnetic, described Upper suction base and lower suction base are spaced apart from each other arrangement, have between them at regular intervals.So the upper magnetic pole of the upper suction base When magnetic mutual with the lower magnetic pole of the lower suction base can't mutually making contact and generate the impact sound for disturbing people.

Wherein, it is provided with the bolt hole arranged respectively in axial direction and accommodating chamber on the matrix.The axial direction refers to Lower direction, and when the rotation adjusting screw rod, the direction of displacement of the upper magnetic pole.In case of no particular description, under The axial direction that face refers to uses identical meaning.The hole inner sidewall that the axial direction defines the bolt hole is to prolong in the up-down direction Stretch, the both ends aperture of as described bolt hole be also in the up-down direction front and back arrange.Similarly also define the receiving The chamber inner sidewall of chamber be also it is extended in the vertical direction, the intracavitary bottom wall and accent of as described accommodating chamber are also in upper and lower Front and back is arranged upwards.In addition, the axial direction in axially disposed threaded hole is also the hole inner sidewall for defining the threaded hole It is extended in the vertical direction, in this way, the both ends aperture of the threaded hole is also upper and lower when the threaded hole is through-hole Front and back is arranged on direction.

Wherein, the upper end of sliding seat activity in a manner of being inserted into from the bottom up is inserted into the accommodating chamber.This Sample, the upper end of the sliding seat are accommodated in the accommodating chamber, and the lower end of the sliding seat can also be accommodated to it is described In accommodating chamber, or extend to except the accommodating chamber.

Wherein, spring, the radial ruler of the spring are additionally provided in the accommodating chamber being located above the sliding seat The very little radial dimension greater than the bolt hole but the radial dimension less than the accommodating chamber.In this way, the spring retention is described In accommodating chamber and it is located between the hole peripheral wall and the sliding seat of the bolt hole, and the spring cannot pass through the spiral shell Keyhole and run and leap up to except the accommodating chamber.Spacing between the hole peripheral wall and the sliding seat of the bolt hole described in reasonable disposition The spring can be made to generate axial shrinkage deformation, to apply downward elastic pressure on top surface to the sliding seat.

Wherein, the outer diameter on the body of rod head is greater than the internal diameter of the bolt hole.In this way, the body of rod head can not be worn It crosses the bolt hole and is accommodated in the accommodating chamber, i.e., the described body of rod head exposes to except the accommodating chamber.By described The combination on the hole peripheral wall of bolt hole and the body of rod head makes the adjusting screw rod hanging on the matrix.

According to the above technical scheme, compared with prior art, the beneficial technical effect of the present invention lies in: it is axial due to generating The spring of contraction distortion can apply downward elastic pressure on top surface, and the screw thread of the adjusting screw rod to the sliding seat Rod body part is screwed onto the screw thread of the sliding seat upper end again in a manner of being inserted into from top to bottom after the bolt hole, spring Kong Zhong.In this way, the elastic top in the spring is depressed, the internal screw thread of the threaded hole in the sliding seat and the screw thread rod body part On external screw thread mutually by pressure, the frictional resistance of the screw thread rod body part rotation can be hindered between them by being formed, so as to It enough prevents or reduces since the adjusting screw rod transfers that the upper magnetic pole is caused to move up and down certainly.Thus it greatly increases described The position stability of upper magnetic pole, so that the position regulating effect of the upper magnetic pole is effectively maintained.

For the ease of the installation of the upper suction base, further technical solution is also possible that in the left and right of described matrix two When being provided with the span, connection through-hole is additionally provided on the span side.In this way, screw can be after passing through the connection through-hole Described matrix is fixed on positioning object such as door leaf.

When using separate structure between the sliding seat and the upper magnetic pole, how simplicity is carried out to the upper magnetic pole Positioning is also the problem of needing further consideration.Present invention further propose that the following technical solution, further includes that not will form magnetic The accommodating case of shielding, the accommodating case are connected to the lower end of the sliding seat, and the upper magnetic pole is accommodated in the accommodating case. In this way, the positioning upper magnetic pole can not only be collected by the accommodating case, additionally it is possible to the outer protective shell as the upper magnetic pole Body.

The threaded hole can be formed directly into the sliding seat, when the sliding seat is not suitable for configuring the screw thread Kong Shi can be adopted the following technical scheme that further.The transitional pore that the upper end of the sliding seat is provided with axially disposed With radially arranged inserting groove, the inserting groove is located within the scope of the axial path of the transitional pore, in the inserting groove Nut is located, the threaded hole is arranged on the nut, and the screw thread rod body part of the adjusting screw rod is inserted into from top to bottom In the transitional pore and it is threadedly coupled the nut.

Wherein, the transitional pore and radially arranged inserting groove that the upper end of the sliding seat is provided with axially disposed. The inner hole side wall that the axial direction defines the transitional pore is extended in the vertical direction, in this way, when the transitional pore is logical Kong Shi, the both ends aperture of the transitional pore be also in the up-down direction front and back arrange.The radial direction be with it is described axially vertical Direction.The slot inner sidewall that the radial direction defines the inserting groove is upwardly extended with axially vertical side, and described The notch and slot inner bottom wall of inserting groove in radial directions arrange by front and back.

Wherein, the inserting groove is located within the scope of the axial path of the transitional pore, i.e., the described inserting groove and the transition Hole be it is interconnected, the inserting groove have enough spaces for accommodate the whole screw thread rod body part when, it is described Inserting groove can be located at the lower position within the scope of the axial path of transitional pore, if the inserting groove does not have enough spaces When for accommodating the whole screw thread rod body part, the inserting groove can be located at the middle part within the scope of the axial path of transitional pore Position, and the transitional pore is allowed to extend to the lower end of the sliding seat.In addition, nut is located in the inserting groove, this Sample, the nut are unable to rotation in the inserting groove.When driving the adjusting screw rod rotation, the nut can be with institute Sliding seat is stated to move up and down on the adjusting screw rod.

Further technical solution is also possible that the upper suction base further includes flexible buffer board, the elastic buffer plate The outside portion for being connected to described matrix is used for buffering upper suction base after the upper suction base is installed on door leaf and erects metope Between direct collision that may be present impact.

Further technical solution is also possible that the elastic buffer plate is rubber slab.

Further technical solution is also possible that further include outer housing, and the outer housing has left and right in doorframe shape Sidewall bodies, the outer housing the cover is in the outside of described matrix and the left and right side walls body of the outer housing is located at the elasticity The right and left of buffer board is simultaneously bonded linking with the elastic buffer plate.That is: the left and right side wall body of the described outer housing is pushed down described The lateral location of elastic buffer plate or the elastic buffer plate push down the left and right side wall body of the outer housing.It can pass through in this way The outer housing being fabricated using relative harder material carries out shaping to the right and left of the elastic buffer plate of flexible relative Positioning, reducing the elastic buffer plate, the overall appearance effect for deforming and influencing the upper suction base is bypassed in two sides to the left and right.

Due to the present invention have the advantages that These characteristics and, can be applied to door-inhale, especially Non-contact Magnetic door-inhale thus On.

Detailed description of the invention

Fig. 1 is the schematic diagram of the section structure using the Non-contact Magnetic door-inhale of technical solution of the present invention；

Fig. 2 is the separate structure schematic diagram using the Non-contact Magnetic door-inhale of technical solution of the present invention；

Fig. 3 is the schematic perspective view of the sliding seat 2；

Fig. 4 is the schematic perspective view of the elastic buffer plate 6；

Fig. 5 is the usage state diagram of the assembling fixture of the Non-contact Magnetic door-inhale；

Fig. 6 is the schematic perspective view of the assembling fixture.

Specific embodiment

The structure of the Non-contact Magnetic door-inhale of application technical solution of the present invention is further described with reference to the accompanying drawing.

As shown, a kind of Non-contact Magnetic door-inhale, including for that will not be contacted after installing but be capable of mutual magnetic Suction base 100 and lower suction base 9, be respectively arranged on the upper suction base 100 and lower suction base 9 upper magnetic pole 20 that can be attracted each other and under Magnetic pole 90.The upper suction base 100 includes matrix 12, sliding seat 2 and adjusting screw rod 5, and the upper magnetic pole 20 is arranged in the activity The lower end of seat 2.Wherein, the bolt hole 121 arranged respectively in axial direction and accommodating chamber are provided in described matrix 12 (in Fig. 1 Blocked by the sliding seat 2, be not marked), the bolt hole 121 is located at the top of the accommodating chamber, the bolt hole 121 Radial dimension be less than the accommodating chamber radial dimension, the screw thread that the upper end of the sliding seat 2 is provided with axially disposed The activity in a manner of being inserted into from the bottom up of hole 30 and the upper end of the sliding seat 2 is inserted into the accommodating chamber, is being located at It is additionally provided with spring 7 in the accommodating chamber of 2 top of sliding seat, the radial dimension of the spring 7 is greater than the bolt hole 121 radial dimension but the radial dimension for being less than the accommodating chamber, the adjusting screw rod 5 include screw thread rod body part 52 and body of rod head Portion 51, the outer diameter on the body of rod head 51 are greater than the internal diameter of the bolt hole 121, the screw thread rod body part 52 of the adjusting screw rod 5 It is screwed onto the screw thread of 2 upper end of sliding seat again after the bolt hole 121, spring 7 in a manner of being inserted into from top to bottom It is moved up and down to which the sliding seat 2 can be adjusted by the rotation adjusting screw rod 5 relative to described matrix 1 in hole 30.

The structure of the upper suction base 100 is described in further detail with reference to the accompanying drawing.

As depicted in figs. 1 and 2, the upper suction base 100 includes positioning matrix 1, the positioning matrix 1 including matrix 12 and It is arranged in the span side (11,11a) of the right and left of described matrix 12.Positioning base is additionally provided on the span side (11,11a) The connection through-hole (110,110a, 111,111a) of body 1.In this way, screw passes through the connection through-hole (110,110a, 111,111a) After can the positioning matrix 1 be fixed to door leaf A on.The bolt hole arranged respectively in axial direction is provided in described matrix 12 121 and accommodating chamber (being blocked in Fig. 1 by the sliding seat 2, be not marked), the bolt hole 121 be located at the accommodating chamber Top, the radial dimension of the bolt hole 121 are less than the radial dimension of the accommodating chamber.In the left and right outside of described matrix 12 The housing bay (121,121a) for the outer housing 4 that grafting positioning is discussed below, Yi Jiyong are separately provided on wall In the plate body slot 122 for the elastic buffer plate 6 that grafting positioning is discussed below.The plate body slot 122 is located at the shell The outside of body slot 121.The boss 13 extended except the outer housing 4 is provided on the lateral wall of described matrix 12, Be provided on the boss 13 it is a pair of for 6 plug connection of elastic buffer plate and upwardly extend positioning convex column (131, 132).Dowel hole 120 is additionally provided on the lateral wall of described matrix 12, positioning pin 14 is pushed up across the dowel hole 120 It is pressed onto the sliding seat 2.Radial loosening space of the sliding seat 2 in the accommodating chamber can be reduced in this way, pushed When door leaf allows the upper suction base 100 to be detached from the magnetic attraction of the lower suction base 9, the sliding seat 2 will not due to magnetic effect and There is apparent shake radially and generates a large amount of noises.

As shown in Figure 1, Figure 2 and Figure 3, the upper suction base 100 further includes sliding seat 2.The upper end of the sliding seat 2 is arranged There are axially disposed transitional pore 21 and radially arranged inserting groove 22, the inserting groove 22 is located at the axis of the transitional pore 21 Into path domain, i.e., the described inserting groove 22 and the transitional pore 21 are interconnected.Have in the inserting groove 22 enough Space be used for accommodate the adjusting screw rod 5 screw thread rod body part 52 when, the inserting groove 22 can be located at transitional pore 21 axis Lower position into path domain.In the present embodiment, the inserting groove 22 in narrow cavity-like and does not have enough spaces For accommodating the whole screw thread rod body part 52, the inserting groove 22 is located at the middle part within the scope of the axial path of transitional pore 21 Position simultaneously allows the transitional pore 21 to extend to the lower end of the sliding seat 2, and the transitional pore 21 described in this way can be for described in accommodating The screw thread rod body part 52 of adjusting screw rod 5 provides storage space.It radially extends in the inserting groove 22 through the outer of the sliding seat 2 Side wall on the lateral wall of the sliding seat 2 so that form grafting entrance 220.It further include having nut 3, the nut 3 passes through institute It states grafting entrance 220 to navigate in the inserting groove 22, the nut 3 is unable to rotation in the inserting groove 22.In the spiral shell The threaded hole 30 being provided with axially disposed on mother 3.It certainly in other implementations, can also the threaded hole 30 is straight It is also feasible for connecing on the upper end that the sliding seat 2 is arranged in.

It is still provided with axially extending guided way 23 on the lateral wall of the sliding seat 2, is set in the accommodating chamber It is equipped with the guiding hole (being not drawn into figure) that setting is adapted to the guided way 23.The upper end of the sliding seat 2 is with from the bottom up The mode activity of insertion be inserted into the accommodating chamber and allow 23 sliding plug of guided way to the guiding hole in.Such institute Stating sliding seat 2 can move up and down in the accommodating chamber but be unable to rotation.The lower end of the sliding seat 2 extends to the appearance It receives outside chamber.It is additionally provided with spring 7 in the accommodating chamber being located above the sliding seat 2, the radial dimension of the spring 7 is big Radial dimension in the bolt hole 121 but the radial dimension less than the accommodating chamber.In this way, the spring 7 be accommodated in it is described In accommodating chamber and it is located between the hole peripheral wall and the sliding seat 2 of the bolt hole 121, and the spring 7 cannot pass through The bolt hole 121 and run leap up to except the accommodating chamber.The hole peripheral wall of the bolt hole 121 described in reasonable disposition and the activity Spacing between seat 2 can make the spring 7 generate axial shrinkage deformation, to apply downward elasticity to the sliding seat 2 Pressure on top surface.

The adjusting screw rod 5 includes screw thread rod body part 52 and body of rod head 51, and the outer diameter on the body of rod head 51 is greater than institute State the internal diameter of bolt hole 121.In this way, the body of rod head 51 can not pass through the bolt hole 121 and be accommodated to the receiving In chamber, i.e., the described body of rod head 51 exposes to except the accommodating chamber.Pass through the hole peripheral wall and the body of rod of the bolt hole 121 The combination on head 51 makes the hanging of adjusting screw rod 5 in described matrix 12.The screw thread rod body part 52 of the adjusting screw rod 5 with from On the mode be inserted into down pass through the bolt hole 121, spring 7 after be inserted into the transitional pore 21 and described in being threadedly coupled The threaded hole 30 of nut 3 is to adjust the sliding seat 2 relative in described matrix 1 by rotating the adjusting screw rod 5 Lower movement.In this way, the elastic top in the spring 7 is depressed, the internal screw thread and the screw thread of the threaded hole 30 in the sliding seat 2 For external screw thread in rod body part 52 mutually by pressure, being formed can hinder the friction of 52 rotation of screw thread rod body part to hinder between them Power, so as to prevent or reduce since 5 rotation of adjusting screw rod causes the upper magnetic pole 20 to move up and down.Thus greatly The position stability of the upper magnetic pole 20 is improved, so that the position regulating effect of the upper magnetic pole 20 is effectively maintained.

As depicted in figs. 1 and 2, the upper suction base 100 further includes the accommodating case 24 that not will form magnetic screen, the accommodating case 24 are connected to the lower end 25 of the sliding seat 2, and the upper magnetic pole 20 is accommodated in the accommodating case 24.In this way, by described Accommodating case 24 can not only collect the positioning upper magnetic pole 20, additionally it is possible to the outer protection shell as the upper magnetic pole 20.

As depicted in figs. 1 and 2, the upper suction base 100 further includes having outer housing 4.The outer housing 4 has in doorframe shape Have left and right side wall body (41,42), be provided on the inside of the left and right side wall body (41,42) shell grafting arm (422,412) and For positioning the positioning pit of Allen wrench 43.When installing the outer housing 4, the outer housing 4 can move from top to bottom to be passed through The shell grafting arm (422,412) is plugged on the housing bay 121 to which the cover is in the outside of described matrix 12.Institute It states and is additionally provided with outwardly convex on left and right side wall body (41,42) and axially extending convex ribs (411,421), the convex ribs (411, 421) plate body slot (the 63,63a) setting for the elastic buffer plate 6 that adaptation is discussed below respectively.

As shown in Figure 2 and Figure 4, the upper suction base 100 further includes flexible buffer board 6, and the elastic buffer plate 6 is rubber Plate.The outside portion that the elastic buffer plate 6 is connected to described matrix 12 is used to delay after the upper suction base 100 is installed on door leaf It rushes the upper suction base 100 and erects direct collision impact that may be present between metope.In the inner sidewall of the elastic buffer plate 6 On be provided with hook arm (61,61a) and axially extending grafting hole (62,62a).In the left and right side of the elastic buffer plate 6 position It sets and is respectively arranged with a pair of axially extending plate body slot (63,63a), the plate body slot (63,63a) penetrates through the elastic buffer plate 6 bottom wall.After the installation for completing the outer housing 4, the elastic buffer plate 6 is plugged on inserting mode from top to bottom In described matrix 1.Specifically, the hook arm (61,61a) of the elastic buffer plate 6 is plugged into described matrix 1 from top to bottom respectively On a pair of of plate body slot (122,122a) on, the grafting hole (62,62a) is also plugged into described matrix 1 from top to bottom respectively On a pair of of positioning convex column (131,132) on.In addition, the plate body slot (63,63a) is also plugged into the outer housing 4 respectively On the convex ribs (411,421).In this way, the left and right side walls body of the outer housing 4 is located at the left and right two of the elastic buffer plate 6 The fitting linking of elastic buffer plate 6 described in Bian Bingyu, it may be assumed that the left and right side wall body of the outer housing 4 pushes down the elastic buffer plate 6 Lateral location or the elastic buffer plate 6 push down the left and right side wall body of the outer housing 4.It in this way can be by using opposite The outer housing 4 that hard material is fabricated carries out shaping positioning to the right and left of the elastic buffer plate 6 of flexible relative, subtracts The overall appearance effect for deforming and influencing the upper suction base 100 is bypassed in two sides to few elastic buffer plate 6 to the left and right.

In order to improve the installation convenience and positioning accuracy of the upper suction base 100 and lower suction base 9.The present invention also proposes one Kind assembling fixture 8.As shown in Figure 5 and Figure 6, the assembling fixture 8 includes substantially L-shaped jig base 81 and can be described The jig erect plate 82 of oscilaltion in jig base 81.4 upper location holes 820,4 are provided on the jig erect plate 82 Mutual alignment relation between a upper location hole 820 and the connection through-hole on the span side (11,11a) (110,110a, 111,111a) between mutual alignment relation it is consistent.3 lower Positioning holes, 810,3 institutes are provided in the jig base 81 State the mutual alignment relation one between the connecting hole in the mutual alignment relation and the lower magnetic pole 90 between lower Positioning holes 810 It causes.The upper suction base 100 is installed with before lower suction base 9, first door leaf A is navigated to position location when opening state, then institute The jig erect plate 82 for stating assembling fixture 8 sticks on the door leaf A, at this time according to 810 institute of upper location hole 820 and lower Positioning holes The position of the connection through-hole (110,110a, 111,111a) of the positioning matrix 1 can be marked on door leaf A in position, And the position of the connecting hole for the lower suction base 9 is marked on the B of bottom surface.Then the assembling fixture 8 is removed, according to door Label on fan A and bottom surface B can accurately position the upper suction base 100 with lower suction base 9.

Claims (7)

1. Non-contact Magnetic door-inhale, including the upper suction base and lower suction base for mutual magnetic will not to be contacted but be capable of after installing, institute It states and is respectively arranged with the upper magnetic pole that can be attracted each other and lower magnetic pole on suction base and lower suction base；It is characterized in that, the upper suction Seat includes matrix, sliding seat and adjusting screw rod, and the lower end of the sliding seat is arranged in the upper magnetic pole, wherein in the base The bolt hole arranged respectively in axial direction and accommodating chamber are provided on body, the spiro keyhole position is described in the top of the accommodating chamber The radial dimension of bolt hole is less than the radial dimension of the accommodating chamber, what the upper end of the sliding seat was provided with axially disposed The activity in a manner of being inserted into from the bottom up of the upper end of threaded hole and the sliding seat is inserted into the accommodating chamber, is being located at Spring is additionally provided in the accommodating chamber above the sliding seat, the radial dimension of the spring is greater than the diameter of the bolt hole To size but less than the radial dimension of the accommodating chamber, the adjusting screw rod includes screw thread rod body part and body of rod head, the bar The outer diameter on body head is greater than the internal diameter of the bolt hole, and the screw thread rod body part of the adjusting screw rod in a manner of being inserted into from top to bottom It is screwed onto again after the bolt hole, spring in the threaded hole of the sliding seat upper end to by rotating the adjusting spiral shell Bar can adjust the sliding seat and move up and down relative to described matrix.

2. Non-contact Magnetic door-inhale according to claim 1, which is characterized in that be provided in the right and left of described matrix Span side is additionally provided with connection through-hole on the span side.

3. Non-contact Magnetic door-inhale according to claim 1, which is characterized in that further include the receiving that not will form magnetic screen Box, the accommodating case are connected to the lower end of the sliding seat, and the upper magnetic pole is accommodated in the accommodating case.

4. Non-contact Magnetic door-inhale according to claim 1, which is characterized in that the upper end of the sliding seat is provided with edge The transitional pore and radially arranged inserting groove axially arranged, the inserting groove are located at the axial path range of the transitional pore It is interior, nut is located in the inserting groove, the threaded hole is arranged on the nut, the screw thread body of rod of the adjusting screw rod Portion is inserted into the transitional pore from top to bottom and is threadedly coupled the nut.

5. Non-contact Magnetic door-inhale according to any one of claims 1 to 4, which is characterized in that the upper suction base further includes Flexible buffer board, the outside portion that the elastic buffer plate is connected to described matrix are used to be installed to door leaf when the upper suction base After buffer the upper suction base and erect direct collision that may be present between metope and impact.

6. Non-contact Magnetic door-inhale according to claim 5, which is characterized in that the elastic buffer plate is rubber slab.

7. Non-contact Magnetic door-inhale according to claim 5, which is characterized in that further include outer housing, the outer housing is in Doorframe shape to have left and right side wall body, the outer housing the cover described matrix outside and the outer housing it is left and right Sidewall bodies are located at the right and left of the elastic buffer plate and are bonded linking with the elastic buffer plate.