CN210858429U

CN210858429U - Sliding door structure

Info

Publication number: CN210858429U
Application number: CN201921252527.8U
Authority: CN
Inventors: 李晓东; 李晓彬; 廖燕标; 黄瑶锋
Original assignee: Guangzhou Zhuojie Construction Engineering Co ltd
Current assignee: Guangzhou Zhuojie Construction Engineering Co ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-06-26
Anticipated expiration: 2029-08-02

Abstract

The utility model relates to a sliding door structure, which comprises a sliding door body provided with a clamping strip, wherein the sliding door body is provided with a linear roller, the lower end surface of the sliding door body is provided with an accommodating groove for accommodating the linear roller, the accommodating groove is provided with a working groove, an adjusting device is arranged in the working groove, the adjusting device comprises a gear, the rotating shaft of the gear is rotationally connected with the accommodating groove, the gear is meshed with a rack in transmission, and the rotating shaft of the linear roller slides in clamping connection with the accommodating groove; the gear coaxially rotates the driving piece; a locking piece is arranged between the driving piece and the sliding door body. By adopting the technical scheme, the height of the linear roller is adjusted through the adjusting device, so that the clamping strip is clamped with the rail to slide; the driving piece is convenient for a user to adjust the driving piece outside the sliding door body to enable the gear to rotate and drive the rack to be meshed for transmission; through setting up the retaining member, be convenient for fixed driving piece drive gear pivoted state, and then stabilize adjusting device's regulation precision, make the fastening of driving piece easy and simple to handle simultaneously.

Description

Sliding door structure

Technical Field

The utility model belongs to the technical field of the sliding door technique and specifically relates to a sliding door structure is related to.

Background

With the gradual improvement of living standard of people, house decoration and fitment also get more and more attention of people. In order to decorate a house while reducing the construction of walls and dividing the space of the house, sliding doors have been developed. The sliding door is a sliding door supported by upper hanging wheels, and is noiseless, doorsill-free, attractive and elegant when being opened.

At present, when the hanging sliding door is installed, a track is installed on a ceiling at a specified position, meanwhile, a clamping strip matched with the track in a clamping mode is installed on the upper end face of the hanging sliding door, the clamping strip is matched with the track in a clamping mode, the situation that the sliding door is separated from the track of the ceiling is reduced, then a pulley is installed on the lower end face of the hanging sliding door and slides with the ground through the pulley, the guiding performance of sliding motion of the hanging sliding door is improved, and meanwhile, the sliding motion of the hanging sliding door along the length direction of the track is smoother.

However, in the installation process of the existing suspended sliding door, the suspended sliding door is firstly close to a track of a ceiling, then a cushion block is inserted between the track and a clamping strip of the suspended sliding door to fix the suspended sliding door, then a pulley is installed on the lower end face of the suspended sliding door, and after the cushion block is taken out, the suspended sliding door is adjusted to enable the clamping strip of the suspended sliding door to be clamped with the track to slide, and meanwhile, the pulley is supported on the ground and slides with the ground. In the installation process of the hanging sliding door, the hanging sliding door needs to frequently climb to a high-rise installation or take out the cushion block, meanwhile, the pulley needs to be installed on the lower end face of the hanging sliding door, the height of the pulley is limited and cannot be adjusted, and therefore the installation process of the hanging sliding door is complex in operation. Therefore, there is room for improvement.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a sliding door structure has the advantage of the installation of being convenient for.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a sliding door structure comprises a track installed on a ceiling and a sliding door body, wherein a clamping strip is installed on the upper end face of the sliding door body, linear rollers supported on the ground are installed on the lower end face of the sliding door body along the two ends of the length direction of the sliding door body, the linear rollers rotate around rotating shafts of the linear rollers, accommodating grooves for accommodating the linear rollers are formed in the lower end face of the sliding door body along the two sides of the length direction of the sliding door body respectively, a working groove is formed in the bottom end of each accommodating groove, an adjusting device for adjusting the height of the linear rollers is installed in each working groove and comprises gears, the rotating shafts of the gears are rotatably connected with the inner side walls of the accommodating grooves, the gears are meshed with racks, the racks are fixedly connected with the rotating shafts of the linear rollers, and the rotating shafts of the linear rollers are clamped and slid with the inner side walls of the accommodating grooves; the gear coaxially rotates to form a driving piece for driving the gear to rotate, and one end, far away from the gear, of the driving piece protrudes out of the side face of the sliding door body; a locking piece for limiting the rotation of the driving piece is arranged between the driving piece and the sliding door body.

By adopting the technical scheme, the track is arranged on the ceiling, so that the clamping strip of the sliding door body is clamped with the track to slide, and the sliding movement is carried out along the length direction of the track, so that the sliding movement of the sliding door body is smoother; the lower end face of the sliding door body is provided with the linear roller supported on the ground, and the rotating shaft of the linear roller is perpendicular to the sliding direction of the sliding door body, so that the linear roller can conveniently slide along the length direction of the track, and the sliding motion of the sliding door body is smoother; the lower end face of the sliding door body is provided with the working groove, the adjusting device is placed in the working groove so as to be convenient for accommodating the adjusting device, the using space of the adjusting device is saved, and meanwhile, the adjusting device is accommodated in the sliding door body so as to be convenient for keeping the side face of the sliding door body in a flat state, so that the sliding door body is flat and attractive as a whole; meanwhile, the two ends of the rotating shaft of the linear roller are respectively and rotatably connected with the baffle plate, and the baffle plates are clamped and slide with the two inner side walls of the accommodating groove, so that the guidance of clamping and sliding of the linear roller along the direction vertical to the ground is favorably improved, and further the height adjusting motion of the linear roller is smoother; the connecting gear is rotatably connected in the working groove, the length direction of the rack is perpendicular to the ground, and the rack is driven to linearly move along the direction perpendicular to the ground through meshing transmission of the gear and the rack, and the linear roller is driven to move along the direction perpendicular to the ground so as to adjust the height of the linear roller, so that the linear roller is supported on the ground or the linear roller is more conveniently stored; the driving piece is arranged, and one end of the driving piece, which is far away from the gear, protrudes out of the side face of the sliding door body, so that a user can rotate the driving piece outside the sliding door body to drive the gear to rotate, the height of the linear roller is adjusted, and the adjustment operation of the linear roller is more convenient; through setting up the retaining member, with control driving piece rotating gear pivoted state, and then stop the altitude mixture control process of sharp gyro wheel, be favorable to reducing the action of gravity because of the self gravity of sharp gyro wheel and the sliding door body, and then make sharp gyro wheel continue downstream or sliding door body downstream, thereby drive rack linear motion, and then make the gear independently rotate, make the condition that adjusting device's regulating action became invalid, be favorable to improving the operating accuracy that adjusting device adjusted the height of sharp gyro wheel, and then make adjusting device's regulation easy and simple to handle. Therefore, through the operation, the height of the linear roller is adjusted by arranging the adjusting device, so that the clamping strip is clamped and slides with the track while the linear roller is supported on the ground; by arranging the driving piece, a user can conveniently adjust the driving piece outside the sliding door body to further rotate the gear to drive the rack to be meshed for transmission and drive the linear roller to move highly; through setting up the retaining member to fixed driving piece drive gear pivoted state, and then stable adjusting device's regulation precision makes the fastening of driving piece easy and simple to handle simultaneously.

The utility model discloses further set up to: the end face center of gear link up there is spacing hole, the driving piece includes the gag lever post, the gag lever post with spacing hole grafting, spacing hole pair the gag lever post carries out circumference spacing, the gear with the coaxial rotation of gag lever post, the gag lever post is kept away from the one end fixedly connected with rotating head of gear, the rotating head protrusion in the side setting of sliding door body.

Through adopting above-mentioned technical scheme, the cross section in spacing hole is the hexagon, and the cross section of gag lever post is the hexagon, pegs graft with spacing hole through the gag lever post, and the length of gag lever post is greater than the degree of depth in spacing hole for gag lever post protrusion sets up in the side of sliding door body, and the one end fixed connection rotating head in gag lever post protrusion in the sliding door body simultaneously, so that through rotating the rotating head, make the operation of rotating the gag lever post more simple and convenient, and then make the operation of running gear simple and convenient.

The utility model discloses further set up to: the retaining member includes the jackscrew, the jackscrew with the rotating head is kept away from the side screw thread of gag lever post link up, when adjusting device makes the card strip with during the track joint, the jackscrew with the sliding door body is close to the side of rotating head supports tightly each other.

Through adopting above-mentioned technical scheme, the nut of jackscrew sets up towards the one side of keeping away from the gear to the user rotates the jackscrew outside the sliding door body, and then makes the side that jackscrew and sliding door body are close to the rotating head support tightly each other, and so that the fixed gear rotates, and then improves adjusting device's regulation precision, is favorable to reducing the circumstances because of sliding door body and straight line gyro wheel's self gravity and gliding downwards simultaneously.

The utility model discloses further set up to: the sliding door body is close to the side of rotating head is opened has the confession the sunken groove that the rotating head was inserted, the thickness of rotating head is less than the degree of depth of sunken groove, the length of stop lever is less than the degree of depth in spacing hole, the inner wall in sunken groove with there is the interval between the outer peripheral face of rotating head.

Through adopting above-mentioned technical scheme, sink the groove through setting up to accomodate the rotating head in sinking the groove, be favorable to practicing thrift the usage space of rotating head, simultaneously, when the rotating head was accomodate in sinking the inslot, there is the interval between the inside wall in heavy groove and the outer peripheral face of rotating head, so that the user pulls the rotating head through the interval before sinking groove and rotating head, makes the rotating head be located outside sinking the groove, and then the person of facilitating the use rotates the rotating head, makes the easy and simple to handle that rotates the rotating head.

The utility model discloses further set up to: the both ends of the pivot of sharp gyro wheel all rotate and are connected with the baffle, the baffle is kept away from the protruding stopper that has in side of sharp gyro wheel, two inside walls that the work groove is relative are opened there is the spacing groove, the length direction of spacing groove with the length direction of sliding door body is unanimous, the stopper with the spacing groove joint slides, the spacing groove is right the stopper carries out circumference spacing.

Through adopting the above technical scheme, baffle perpendicular to ground sets up, keep away from the protruding stopper in side of straight line gyro wheel at the baffle, the stopper is the cuboid, the pivot of straight line gyro wheel sets up with the slip direction of sliding door is perpendicular, the spacing groove is seted up at the inside wall of working groove, spacing cross section is the cuboid, slide through stopper and spacing groove joint, and carry out circumference spacing through spacing groove and stopper, be favorable to improving the guidance quality of the sliding motion of straight line gyro wheel along perpendicular to ground, it is more smooth and easy to make the slip of straight line gyro wheel along perpendicular to ground to carry out.

The utility model discloses further set up to: the device comprises a sealing plate, wherein a clamping block is fixedly connected to the side surface of the sealing plate close to the adjusting device; the sliding door is characterized in that a sealing groove is formed in the side face of the sliding door body along the length direction of the sliding door body, the sealing groove is communicated with the sinking groove, a clamping groove is formed in the bottom end of the sealing groove, and the clamping block is clamped with the clamping groove; when the clamping block is clamped and fixed with the clamping groove, the sealing plate seals the sealing groove.

By adopting the technical scheme, the sealing groove is communicated with the sinking groove so as to accommodate the driving piece and the locking piece in the sealing groove and further save the using space, the sealing groove is a cuboid, the length direction of the sealing groove is consistent with the height direction of the sliding door body, the clamping groove is positioned below the sinking groove, the cross section of the clamping groove is similar to an L shape, the clamping groove comprises a transverse groove, the transverse groove is perpendicular to the bottom end of the clamping groove, the lower end surface of the transverse groove is downwards provided with a vertical groove, the vertical groove is communicated with the transverse groove along the length direction of the sliding door body and close to one end of the sliding door body, and the transverse groove and the vertical groove are mutually perpendicular; the cross section of the clamping block is L-shaped, the clamping block comprises a transverse block, the transverse block is perpendicular to the side face of the clamping block, which faces the sliding door body, the lower end face of the transverse block is integrally connected with a vertical block at one end close to the sliding door body, and the vertical block and the transverse block are perpendicular to each other; the depth of the transverse groove is greater than the thickness of the transverse block, the height of the transverse groove along the length direction of the sliding door body is greater than the height of the vertical block along the length direction of the sliding door body, and the side face of the transverse groove, which is close to the sliding door body, and the side face of the vertical groove, which is close to the sliding door body, are arranged. Therefore, when the fixture block is fixed with the mutual joint of draw-in groove, through inserting the riser block in the transverse groove, then through the downward movement fixture block, and then make fixture block and draw-in groove joint fixed for the sealed seal groove of closing plate whole is favorable to practicing thrift the usage space, sets up the closing plate in the both ends of sliding door body along its length direction simultaneously, and then makes the operation of closing plate seal groove more simple and convenient.

The utility model discloses further set up to: one end of the jackscrew, which is close to the bottom end of the sinking groove, is fixedly connected with a cushion block, and the bottom end of the sinking groove is fixedly connected with a rubber pad.

Through adopting above-mentioned technical scheme, set up the cushion through the one end that is close to the sliding door body at the jackscrew, set up the rubber pad in the bottom of heavy groove simultaneously, be favorable to strengthening the friction that the jackscrew is close to sliding door body one end, be favorable to strengthening the friction of heavy tank bottom simultaneously, and then improve the jackscrew and support tightly each other with the heavy groove, and then strengthen the effect of supporting tight power, be favorable to reducing the jackscrew and carry out the relative slip's the condition with heavy tank bottom.

The utility model discloses further set up to: the outer peripheral surface of the rotating head is provided with anti-skid grains for enhancing friction force.

Through adopting above-mentioned technical scheme, the outer peripheral face through the rotating head sets up anti-skidding line, is favorable to strengthening the frictional force of rotating head outer peripheral face, and then makes the operation of rotating the rotating head more simple and convenient.

To sum up, the utility model discloses following beneficial effect has:

1. the adjusting device is arranged so as to drive the linear gear to move up and down through the transmission of the gear and the rack, and further the sliding door body is supported to a certain height so that the clamping strip of the sliding door body can be clamped with the rail to slide; by arranging the driving piece, the limiting rod is driven to rotate by rotating the rotating head, and the gear is driven to rotate to drive the rack to be meshed for transmission, so that a user can conveniently adjust the sliding door outside the sliding door body, and the operation is simple and convenient; by arranging the locking piece, the jackscrew is rotated to enable the jackscrew to be abutted against the bottom end of the sinking groove, so that the limiting rod and the gear are fixed to rotate, and the rotation of the gear is reduced;

2. the linear gear is conveniently accommodated in the accommodating groove by arranging the accommodating groove, so that the use space is saved; by arranging the sealing groove and the sealing plate, the clamping block is clamped and fixed with the clamping groove, so that the sealing plate seals the sealing groove, a driving piece is convenient to store, and the using space is saved;

3. through setting up rubber pad and cushion to in reinforcing frictional force, be favorable to improving the tight power of supporting each other of jackscrew and heavy tank bottom, with further fixed gag lever post and gear revolve, and then fixed rack reduces the condition that the rack removed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a sectional exploded view of the present embodiment;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

Reference numerals: 1. a sliding door body; 11. a working groove; 111. a receiving groove; 112. a limiting groove; 12. a sealing groove; 13. sinking a groove; 14. a card slot; 141. a transverse groove; 142. a vertical slot; 15. clamping the strip; 2. a linear roller; 21. a baffle plate; 211. a limiting block; 22. a connecting plate; 3. an adjustment device; 31. a gear; 311. a limiting hole; 32. a rack; 4. a drive member; 41. a limiting rod; 42. rotating the head; 421. anti-skid lines; 5. a locking member; 51. carrying out top thread; 511. cushion blocks; 6. a track; 7. a rubber pad; 8. a sealing plate; 81. a clamping block; 811. a transverse block; 812. and (5) a vertical block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

As shown in fig. 1 to 2, a sliding door structure, a plurality of tracks 6 of ceiling fixedly connected with, including the sliding door body 1 that the up end installed card strip 15, card strip 15 slides with the track 6 joint, the lower terminal surface of sliding door body 1 is opened respectively along the both ends of sliding door body 1 length direction and is accomodate groove 111 (as fig. 3), it is the cuboid to accomodate groove 111, the length direction of accomodating groove 111 is unanimous with the length direction of sliding door body 1, it has spacing groove 112 (as fig. 3) to accomodate groove 111 along a continuous inside wall of perpendicular to sliding door body 1 length direction respectively to open, the cross section of spacing groove 112 is the cuboid, the length direction of spacing groove 112 is unanimous with the fixed direction of sliding door body 1.

As shown in fig. 2 to 3, sliding connection has the linear roller 2 that supports in ground in the groove 111 of accomodating, the 1 length direction of pivot perpendicular to sliding door body of linear roller 2 sets up, the pivot both ends of supporting roller rotate respectively and are connected with baffle 21, the terminal surface perpendicular to supporting roller's that baffle 21 is connected with supporting roller's pivot sets up, an organic whole is connected with connecting plate 22 between the up end of two baffles 21, connecting plate 22 sets up with baffle 21 mutually perpendicular, the side fixedly connected with stopper 211 of linear roller 2 is kept away from to two baffles 21, the cross section of stopper 211 is the cuboid. The limiting block 211 slides in a clamping manner with the limiting groove 112, and the limiting groove 112 limits the limiting block 211 in the circumferential direction.

The bottom of the accommodating groove 111 is provided with a working groove 11, the working groove 11 is a cuboid, the length direction of the working groove 11 is perpendicular to the length direction of the accommodating groove 111, and an adjusting device 3 for adjusting the height of the linear roller 2 is installed in the working groove 11. The adjusting device 3 comprises a gear 31, a rotating shaft of the gear 31 is rotatably connected with two inner side walls of the working groove 11 parallel to the length direction of the sliding door body 1, the length direction of the rotating shaft of the gear 31 is consistent with the length direction of the sliding door body 1, a rack 32 is meshed with teeth of the gear 31 for transmission, the length direction of the rack 32 is consistent with the height direction of the sliding door body 1, and one end, close to the linear roller 2, of the rack 32 is fixedly connected with the upper end face of the connecting plate 22.

The sliding door body 1 is opened along its length direction's side has seal groove 12, and seal groove 12 is the cuboid, and the length direction of seal groove 12 is unanimous with the direction of height of sliding door body 1, and open the bottom face of seal groove 12 has heavy groove 13, and the cross section of heavy groove 13 is similar oval.

The one end of sliding door body 1 is kept away from in gear 31's pivot and the bottom coplane setting of heavy groove 13, the terminal surface of gear 31's pivot is link up there is spacing hole 311, the cross section of spacing hole 311 is the hexagon, spacing hole 311 is pegged graft and is had driving piece 4, driving piece 4 includes gag lever post 41, gag lever post 41 is pegged graft with spacing hole 311, the cross section of gag lever post 41 is the hexagon, spacing hole 311 carries out circumference spacing to gag lever post 41, the length of gag lever post 41 is less than or equal to the degree of depth of spacing hole 311 of gear 31, the one end fixedly connected with rotating head 42 of sliding door body 1 is kept away from to gag lever post 41, the outer peripheral face of rotating head 42 is provided with the.

The size of the cross section of the sinking groove 13 is larger than that of the rotary head 42, and a distance for a human hand to take out the rotary head 42 is arranged between the outer circumferential surface of the rotary head 42 and the inner circumferential surface of the sinking groove 13. The bottom end of the sinking groove 13 is fixedly connected with a rubber pad 7 for enhancing friction force, a top thread 51 penetrates through the side face thread of the rotating head 42 far away from the sliding door body 1, the length direction of the top thread 51 is perpendicular to the bottom end of the sinking groove 13, a cushion block 511 is fixedly connected to one end, close to the bottom end of the sinking groove 13, of the top thread 51, and when the cushion block 511 of the top thread 51 is tightly abutted to the rubber pad 7, the limiting rod 41 and the gear 31 are fixed by the top thread 51 to rotate.

The bottom end of the sealing groove 12 is vertically provided with a transverse groove 141, the transverse groove 141 is a cuboid, the length direction of the transverse groove 141 is consistent with the height direction of the sliding door body 1, the lower end face of the transverse groove 141 and one end close to the sliding door body 1 are downwards provided with a vertical groove 142, the vertical groove 142 is communicated with the transverse groove 141, the transverse groove 141 and the vertical groove 142 form a clamping groove 14, the cross section of the clamping groove 14 is L-shaped, and the clamping groove 14 is positioned below the sinking groove 13; draw-in groove 14 joint has closing plate 8, closing plate 8 is the cuboid, closing plate 8's size is less than the size of seal groove 12, closing plate 8 is close to the side arch of sliding door body 1 and has horizontal block 811, horizontal block 811 perpendicular to closing plate 8 sets up, horizontal block 811 is the cuboid, closing plate 8's one end fixedly connected with vertical block 812 is kept away from to horizontal block 811's lower terminal surface, vertical block 812 is the cuboid, vertical block 812 sets up with horizontal block 811 mutually perpendicular, horizontal block 811 constitutes fixture block 81 with vertical block 812, fixture block 81's cross section is type "L", fixture block 81 is fixed with draw-in groove 14 joint, when fixture block 81 is fixed with draw-in groove 14 joint, closing plate 8 keeps away from the side of sliding door body 1 and the coplane setting of side of sliding door body 1.

The working conditions and principles of the embodiment are as follows:

when the sliding door is in use, when the sliding door body 1 needs to be installed, firstly, on the premise of maintaining safety, a plurality of tracks 6 are fixedly connected to the specified position of a ceiling, then the sliding door body 1 is placed under the tracks 6, on the premise of keeping the sliding door body 1 perpendicular to the ground, the sealing plate 8 is detached, then the jackscrew 51 is loosened, the cushion block 511 is separated from the rubber pad 7, so that the rotating head 42 can be rotated, then the rotating head 42 is taken out from the sinking groove 13, the limiting rod 41 is not separated from the limiting hole 311, then the rotating head 42 is rotated, the driving gear 31 is rotated, and the rack 32 is further moved up and down, so that the linear roller 2 is supported, and the clamping strip 15 of the sliding door body 1 slides in clamping connection with the tracks 6 of the ceiling.

Then, the rotating head 42 is pushed into the sinking groove 13, so that the end surface of the rotating head 42 close to the sliding door body 1 abuts against the bottom end of the sinking groove 13, and then the top screw 51 is rotated, so that the cushion block 511 of the top screw 51 and the rubber pad 7 abut against each other, and the limiting rod 41 and the gear 31 are fixed to rotate. And then is clamped and fixed with the clamping groove 14 through the clamping block 81 so as to receive the rotating head 42 and seal the sealing groove 12. Then, several door bodies 1 are sequentially mounted to the rail 6 in this operation. Thereby, the installation process of the sliding door body 1 is completed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A sliding door structure comprising a track (6) mounted to a ceiling, characterized in that: the sliding door comprises a sliding door body (1) with a clamping strip (15) arranged on the upper end face, wherein the lower end face of the sliding door body (1) is supported on a ground linear roller (2) along the two ends of the sliding door body in the length direction, the linear roller (2) winds the rotating shaft of the linear roller (2) to rotate, the lower end face of the sliding door body (1) is respectively provided with an accommodating groove (111) for accommodating the linear roller (2) along the two sides of the length direction, the bottom end of the accommodating groove (111) is provided with a working groove (11), an adjusting device (3) for adjusting the height of the linear roller (2) is arranged in the working groove (11), the adjusting device (3) comprises a gear (31), the rotating shaft of the gear (31) is rotatably connected with the inner side wall of the accommodating groove (111), the gear (31) is meshed with a rack (32), and the rack (32) is fixedly connected with the rotating shaft of the linear roller (2), the rotating shaft of the linear roller (2) is clamped with the inner side wall of the accommodating groove (111) to slide; the gear (31) coaxially rotates to form a driving piece (4) for driving the gear (31) to rotate, and one end, far away from the gear (31), of the driving piece (4) protrudes out of the side face of the sliding door body (1); a locking piece (5) for limiting the rotation of the driving piece (4) is arranged between the driving piece (4) and the sliding door body (1).

2. The sliding door structure according to claim 1, wherein: the end face center of gear (31) is link up there is spacing hole (311), driving piece (4) are including gag lever post (41), gag lever post (41) with spacing hole (311) are pegged graft, spacing hole (311) are right gag lever post (41) carry out circumference spacing, gear (31) with gag lever post (41) coaxial rotation, gag lever post (41) are kept away from the one end fixedly connected with rotating head (42) of gear (31), rotating head (42) protrusion in the side setting of sliding door body (1).

3. The sliding door structure according to claim 2, wherein: retaining member (5) are including jackscrew (51), jackscrew (51) with rotating head (42) are kept away from the side screw thread of gag lever post (41) link up, when adjusting device (3) make card strip (15) with during track (6) joint, jackscrew (51) with sliding door body (1) is close to the side of rotating head (42) supports tightly each other.

4. The sliding door structure according to claim 3, wherein: the sliding door is characterized in that the sliding door body (1) is close to the side face of the rotating head (42) and is provided with a sunk groove (13) for the rotating head (42) to insert, the thickness of the rotating head (42) is smaller than the depth of the sunk groove (13), the length of the limiting rod (41) is smaller than the depth of the limiting hole (311), and a distance is reserved between the inner wall of the sunk groove (13) and the outer peripheral face of the rotating head (42).

5. The sliding door structure according to claim 1, wherein: the both ends of the pivot of sharp gyro wheel (2) all rotate and are connected with baffle (21), keep away from baffle (21) the protruding spacing piece (211) in side of sharp gyro wheel (2), two inside walls that work groove (11) is relative are opened there is spacing groove (112), the length direction of spacing groove (112) with the length direction of sliding door body (1) is unanimous, spacing piece (211) with spacing groove (112) joint slides, spacing groove (112) are right spacing piece (211) carry out circumference spacing.

6. The sliding door structure according to claim 4, wherein: the sealing device comprises a sealing plate (8), wherein a clamping block (81) is fixedly connected to the side surface, close to the adjusting device (3), of the sealing plate (8); a sealing groove (12) is formed in the side face of the sliding door body (1) along the length direction of the sliding door body, the sealing groove (12) is communicated with the sinking groove (13), a clamping groove (14) is formed in the bottom end of the sealing groove (12), and the clamping block (81) is clamped with the clamping groove (14); when the clamping block (81) is clamped and fixed with the clamping groove (14), the sealing plate (8) seals the sealing groove (12).

7. The sliding door structure according to claim 4, wherein: the end face, close to the bottom end of the sinking groove (13), of the jackscrew (51) is fixedly connected with a cushion block (511), and the bottom end of the sinking groove (13) is fixedly connected with a rubber pad (7).

8. The sliding door structure according to claim 2, wherein: the peripheral surface of the rotating head (42) is provided with anti-skid lines (421) for enhancing friction force.