CN102606032B - Sliding door with upper door frame of triple sliding door - Google Patents

Abstract

The invention discloses a sliding door with an upper door frame of a triple-linkage sliding door, which comprises an outer frame, an inner frame and an upper frame, wherein the upper frame is connected with the outer frame and the inner frame; the bottom end of the vertical frame is bent towards the inner frame to form a middle guide groove for adapting to the slave sliding door, and a rack mounting position enabling teeth of the rack to face the inner frame is arranged at the position, above the middle guide groove, of the vertical frame; and an inner guide groove for adapting to the main movable door is formed in the inner side wall of the inner frame. The inner guide groove and the outer guide groove which are used for being matched with the main movable door and the auxiliary movable door are arranged above the rack installation position, so that the upper door frame of the triple-linkage type sliding door is simple in structure, and meanwhile, the sliding door using the upper door frame can easily adjust the gap between the main movable door and the auxiliary movable door caused by the problems of manufacture, installation and the like of different manufacturers, and is convenient to operate and low in cost.

Description

Sliding door with triple sliding door frame

technical field

The invention relates to a sliding door with an upper door frame of a triple sliding door.

Background technique

The triple-type sliding door in the prior art has two moving doors installed on the door frame track, that is, the slave moving door and the main moving door. The collision transmission in the form of blocks or touch strips makes the secondary sliding door and the main sliding door move in place together, but the connection mode of this collision transmission is a rigid collision when pushing and pulling, and it is easy to make a large noise during the sliding door And the related components of the sliding door are easily damaged, and the motion of the sliding door is not very smooth; The gear 3a meshed with 1a, the triple sliding door with the second rack 5a meshed with the gear 3a is set on the main moving door 4a, the first and second racks 1a, 5a of the triple sliding door are respectively located in the matching slave and master The position below the outer and inner guide wheels 6a, 7a of the mobile door. This triple-type sliding door solves the problems of high noise and easy damage to parts caused by the collision transmission in the prior art, but the upper door frame a of the triple-type sliding door has a complex structure, a large volume, waste of materials, and low manufacturing accuracy. High requirements, high cost, when the master and slave movable doors 4a and 2a produced by different manufacturers are used to match the upper door frame a, and the gap between the master movable door 4a and the slave movable door 2a needs to be adjusted due to manufacturing, installation and other errors, Because the first and second racks 1a and 5a of the triple sliding door are respectively located below the inner and outer rollers 7a and 6a of the matching slave and master movable doors, that is, the first and second racks 1a and 5a are connected to the slave movable door. The gear 3a on the top is always meshed and linked, which will cause the gap between the master and slave movable doors 4a and 2a to be adjusted. For the triple push door used in the bathroom, it will be caused by Interference with each other cannot be installed, or the gap between the two doors is too large, which makes the hot air in the bathroom leak out, and the insulation effect is poor.

Contents of the invention

In order to overcome the deficiencies in the prior art, the present invention provides a triple-type sliding door upper door frame with a guide groove for adapting to the movable door above the rack installation position, and a sliding door using the upper door frame, so that when When it is necessary to adjust the gap between the master and the slave moving door, the height of the gear can be adjusted so that it is separated from the rack and is in a non-meshing linkage state.

The technical scheme that the present invention solves its technical problem adopts is:

A sliding door with a triple sliding door upper frame, comprising outer and inner frames and an upper frame connecting the outer and inner frames, the inner wall of the upper frame is provided with a vertical frame, and the vertical frame and the outer frame are connected with A horizontal frame, an installation groove for installing a fixed door is formed between the horizontal frame and the outer and vertical frames; The upper part of the middle guide groove is provided with a rack installation position that makes the teeth of the rack face the inner frame; the inner side wall of the inner frame is formed with an inner guide groove for adapting to the main movable door; A fixed door is installed; an outer roller is placed in the middle guide groove, and the outer roller is fixedly installed on the slave movable door, and a gear is pivotally connected to the driven movable door; The first rack; the inner roller is placed in the inner guide groove, and the inner roller is fixedly installed on the main movable door, and the second rack engaged with the gear is installed on the main movable door; the secondary movable door is used for pivoting The gear is a bent part, the bent part is threadedly connected with a screw rod, the screw rod is provided with an internal thread, the screw rod is connected with a screw through the internal thread, and the screw is pivotally connected with the gear through a bearing.

The side wall of the vertical frame adjacent to the inner frame is formed with a protruding part, and the end of the protruding part adjacent to the inner frame is bent upward to form a flanging part, and the upper frame is formed with a raised part on the inner wall of the inner side of the vertical frame. The protruding part, the flanging part, the protruding part, the vertical frame and the upper frame together constitute the mounting position of the rack.

A groove edge of the installation groove is provided with a protrusion for positioning the fixed door.

A cross groove is arranged on the bottom end surface of the screw rod.

The outer wall of the screw rod is threadedly connected with a spiral tube, and the spiral tube is abutted on the bottom end surface of the bending part.

The bottom end surface of the spiral tube is provided with a second cross groove.

The beneficial effects of the present invention are: the present invention sets the inner and outer guide grooves for adapting the master and slave moving doors above the installation position of the rack, which greatly simplifies the upper door frame of the triple sliding door and has a simple structure, and at the same time makes When the sliding door using the upper door frame needs to adjust the gap between the master and slave movable doors due to the manufacturing and installation of different manufacturers, the height of the gear on the slave movable door can be easily adjusted by adjusting the screw. It is separated from the rack and is in a non-meshing linkage state, and then adjusts the gap between the master and slave moving doors. cost.

Description of drawings

The present invention will be further described below in conjunction with drawings and embodiments.

Fig. 1 is the structural representation of upper door frame in the prior art;

Fig. 2 is the structural representation of triple type sliding door in the prior art;

Fig. 3 is the schematic diagram of upper door frame in the present invention;

Fig. 4 is the A direction view of upper door frame in Fig. 3;

Fig. 5 is a structural schematic view of the sliding door using the upper door frame in the non-engaging linkage state in the present invention;

Fig. 6 is a structural schematic diagram of the invention after the door frame, bearings, screws, etc. are hidden;

Fig. 7 is a partially enlarged view of B in Fig. 6;

Fig. 8 is the full sectional view of screw rod among the present invention;

Fig. 9 is a full sectional view of the spiral tube in the present invention.

Detailed ways

With reference to Fig. 3～shown in Fig. 9, be the upper door frame of triple type sliding door in the present implementation of the present invention, it comprises outer and inner frame 11,12 and the upper frame 13 that connects outer and inner frame 11,12, outer, inner frame 13, The inner and upper frames 11, 12, and 13 are integrally formed. The inner wall of the upper frame 13 is provided with a vertical frame 14. The vertical frame 14 is integrally formed on the upper frame 13. A horizontal frame is connected between the vertical frame 14 and the outer frame 11. Frame 15, horizontal frame 15 is integrally formed with the outer and vertical frames 11, 14, and an installation groove 16 for installing a fixed door is formed between the horizontal frame 15 and the outer and vertical frames 11, 14; the bottom of the vertical frame 14 faces The inner frame 12 is bent with a middle guide groove 17 that is used to fit the movable door, and the middle guide groove 17 is used to shelve the rollers mounted on the movable door, so that the movable door can slide on the upper door frame 1; The frame 14 is located above the middle guide groove 17 and is provided with a rack installation position 18 that makes the teeth of the rack face the inner frame 12. The side wall of the vertical frame 14 adjacent to the inner frame 12 is formed with a protruding portion 141. The end portion 141 adjacent to the end of the inner frame 12 is upwardly bent with a flanging portion 142, and the upper frame 13 is formed with a raised portion 131 on the inner wall of the vertical frame 14. The protruding portion 141, the flanging portion 142, and the raised portion 131 Together with the vertical frame 14 and the upper frame 13, it forms the rack mounting position 18. The rack installation position 18 is used for installing the rack, so that the gear on the secondary moving door is engaged and moved on the rack under the drive of the main moving door rack; The inner guide groove 19 of the door, the inner guide groove 19 is used to shelve the rollers installed on the main movable door, so that the main movable door can slide on the upper door frame.

As an improvement of the above embodiment, a protrusion 161 for positioning the fixed door is provided on one side of the installation groove 16 . The protrusion 161 is used for positioning the fixed door, so that the fixed door will not shake after installation, increasing the stability and safety of the fixed door. Compared with the positioning of the fixed door by the rubber ring in the prior art, the raised The setting of 161 simplifies the installation of fixed doors.

In an embodiment, a sliding door using the above-mentioned upper door frame, a fixed door 2 is fixedly installed in the above-mentioned installation groove 16, and the fixed door 2 is fixed and installed on the horizontal frame 15 by screws. After the fixed door 2 is installed, the fixed door 2 It is positioned and clamped by the rubber ring or the protrusion 161 so that it does not shake; the outer roller 3 is placed in the outer guide groove 17, and the outer roller 3 is fixedly installed on the secondary movable door 4, and the roller shaft of the outer roller 3 passes through the secondary door. After the movable door 4 is fixed on the movable door 4 by nut 31, the driven movable door 4 is pivotally connected with a gear 5, and from the top surface of the movable door 4, a sleeve post for socketing the bearing can be formed, or The bearing is sleeved on the screw, and then the screw is threadedly connected to the moving door 4, and the fixed gear 5 is sleeved on the bearing; the first rack 6 meshing with the gear 5 is fixedly installed in the above-mentioned rack installation position 18; An inner roller 7 is placed in the inner guide groove 19, and the inner roller 7 is fixedly installed on the main movable door 8. After the roller shaft of the inner roller 7 passes through the main movable door 8, it is fixed on the main movable door 8 by a nut 71. The main movable door 8 is equipped with the second tooth bar 9 that meshes with gear 5. When pulling the displacement of the main movable door 8, because the second rack 9 on the main movable door 8 meshes with the gear 5, the second rack 9 drives the gear 5 to rotate, and the gear 5 meshes and walks on the first rack 6. , the main movable door 8 will drive the displacement of the slave movable door 4.

As an improvement of the above-mentioned embodiment, the place where the secondary moving door 4 is used to pivotally connect the gear 5 is a bent part 41, and the screw rod 10 is threaded on the bent part 41, and the screw rod 10 is provided with an internal thread, and the screw rod 10 passes through the internal thread. A screw 101 is threadedly connected, and the screw 101 is pivotally connected with the gear 5 through a bearing 102 . After the screw rod 10 is screwed on the bending part 41, the screw 101 is passed through the bearing 102 sleeved with the gear 5 and screwed with the screw rod 10. When the master and slave movable doors 8 and 4 need to adjust the gap between the master and slave movable doors 8 and 4 due to different manufacturers, manufacturing and assembly errors, etc., the screw rod 10 can be screwed so that the screw rod 10 drives the screw 101 and the gear 5 Move up and down so that the gear 5 is separated from the first rack 6 and is in a non-engaging linkage state. At this time, the gap between the two doors can be easily adjusted so that the master and slave movable doors 8 and 4 can be installed normally and the two doors It has a good thermal insulation effect in the bathroom. In order to screw the screw 10 conveniently, preferably, a cross groove can be provided on the bottom surface of the screw 10, and the screw 10 can be rotated by a screwdriver, which is convenient and fast.

As an improvement of the above technical solution, the outer wall of the screw rod 10 is screwed with a spiral tube 103 , and the spiral tube 103 abuts on the bottom end surface of the bent portion 41 . Considering that the screw rod 10 is screwed to the secondary movable door 4 made of aluminum, during the repeated movement of the secondary movable door 4, the screw rod 10 is easy to loosen from the secondary movable door 4 of aluminum material due to vibration etc. Therefore, in order to increase the stability after installation of the screw rod 10 and the gear 5 installed on the screw rod 10, etc., and prevent it from getting loose, it is preferable to screw a spiral tube 103 on the outer wall of the screw rod 10, and the upper end of the screw rod 103 withstands the bent part 41, in order to facilitate the installation of the screw rod 103, a second cross groove may be provided on the bottom end surface of the screw tube 103.

The above is only a preferred embodiment of the present invention, but the present invention is not limited to the above-mentioned embodiments, as long as it achieves the technical effect of the present invention by any same or similar means, it should fall within the protection scope of the present invention .

Claims (6)

1. A sliding door with a triple sliding door upper frame, characterized in that it includes outer and inner frames (11, 12) and an upper frame (13) connecting the outer and inner frames (11, 12), the upper The inner wall of the frame (13) is provided with a vertical frame (14), and a horizontal frame (15) is connected between the vertical frame (14) and the outer frame (11), and the horizontal frame (15) is connected to the outer and vertical frames (11, 14) A mounting slot (16) for installing a fixed door is formed between them; the bottom end of the vertical frame (14) is bent toward the inner frame (12) to form a middle guide slot (17) for adapting to a moving door , the vertical frame (14) is located above the middle guide groove (17) and is provided with a rack installation position (18) that makes the teeth of the rack face the inner frame (12); on the inner wall of the inner frame (12) An inner guide groove (19) for adapting to the main movable door is formed; a fixed door (2) is fixedly installed in the installation groove (16); an outer roller (3) is placed in the middle guide groove (17), The outer roller (3) is fixedly installed on the slave sliding door (4), and the gear (5) is pivotally connected to the slave sliding door (4); the same gear (5) is fixedly installed in the rack installation position (18) The first gear rack (6) engaged; the inner roller (7) is placed in the inner guide groove (19), and the inner roller (7) is fixedly installed on the main movable door (8), and the main movable door (8) A second rack (9) meshing with the gear (5) is installed; the secondary moving door (4) is used to pivot the gear (5) to a bending part (41), and the bending part (41) is The screw rod (10) is threadedly connected, and the screw rod (10) is provided with an internal thread, and the screw rod (10) is connected with a screw (101) through the internal thread, and the screw (101) is articulated with the gear (5) through the bearing (102). 2. The sliding door with a triple sliding door upper frame according to claim 1, characterized in that: the side wall of the vertical frame (14) adjacent to the inner frame (12) is formed with a protruding part (141) , the protruding portion (141) is bent upwards near the end of the inner frame (12) to form a flanging portion (142), and the inner wall of the upper frame (13) located on the inner side of the vertical frame (14) is formed with a raised portion (131) , the protruding part (141), the flanging part (142), the raised part (131) together with the vertical frame (14) and the upper frame (13) constitute the rack mounting position (18). 3. The sliding door with the upper door frame of the triple sliding door according to claim 2, characterized in that: a groove side of the installation groove (16) is provided with a protrusion (161) for positioning the fixed door ). 4. The sliding door with the upper frame of the triple sliding door according to claim 1, characterized in that: the bottom end surface of the screw rod (10) is provided with a cross groove. 5. The sliding door with the upper door frame of the triple sliding door according to any one of claims 1-4, characterized in that: the outer wall of the screw (10) is threaded with a coil (103), and the coil (103) is abutted on the bottom end surface of the bent portion (41). 6. The sliding door with the upper frame of the triple sliding door according to claim 5, characterized in that: the bottom end surface of the spiral tube (103) is provided with a second cross groove.