CN220036436U - Door rail hanging pulley device - Google Patents
Door rail hanging pulley device Download PDFInfo
- Publication number
- CN220036436U CN220036436U CN202321384000.7U CN202321384000U CN220036436U CN 220036436 U CN220036436 U CN 220036436U CN 202321384000 U CN202321384000 U CN 202321384000U CN 220036436 U CN220036436 U CN 220036436U
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- sliding seat
- hanging
- door rail
- wheel
- hanging pulley
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- Support Devices For Sliding Doors (AREA)
Abstract
The utility model provides a door rail hanging pulley device, which is technically characterized by comprising a sliding seat and hanging pulley modules arranged on the sliding seat, wherein each hanging pulley module comprises hanging pulleys respectively arranged on two opposite sides of the sliding seat, wheel shafts in one-to-one correspondence with the hanging pulleys and in running fit with the hanging pulleys, and a driving piece for driving at least one wheel shaft to axially move along the wheel shaft; the driving piece is positioned in the sliding seat, and the wheel shaft penetrates through the side surface of the sliding seat and extends into the sliding seat; the wheel axle is connected with the driving piece and is in sliding fit with the sliding seat, the bottom of the sliding seat is provided with an adjusting hole extending to the driving piece, and the two sides of the door rail hanging pulley device can be adjusted by the aid of the scheme, so that the width of the whole door rail hanging pulley device is controlled and adjusted, and the door rail hanging pulley can move in a door rail and can be detached from an opening at the lower side of the door rail.
Description
Technical Field
The utility model relates to the field of door rail hanging pulleys, in particular to a door rail hanging pulley device.
Background
The sliding door is moved and needs to be installed the gyro wheel at top or bottom, the gyro wheel of installing at the top of sliding door is the hanging wheel, the upside of sliding door is equipped with the door rail, the door rail is opening U-shaped structure down, the lower border department of door rail is equipped with towards its middle part horizontally extending's hem, the hanging wheel rotates on the hem, drive the sliding door and remove, when installing the hanging wheel, need follow the port department of door rail and impel in the door rail, because hanging wheel device holistic width is fixed unchangeable, when the pulley breaks down or need maintain, need dismantle door frame and track side can take off the pulley or change the hanging wheel, it is very inconvenient to maintain.
Disclosure of Invention
The utility model aims to provide a door rail hanging pulley device, which can adjust the distance between hanging wheels at two sides of the door rail hanging pulley device, so as to control and adjust the whole width of the door rail hanging pulley device, and enable the door rail hanging pulley to move in a door rail and be detached from an opening at the lower side of the door rail.
In order to achieve the above object, the present utility model provides the following technical solutions:
the door rail hanging pulley device comprises a sliding seat and hanging pulley modules arranged on the sliding seat, wherein each hanging pulley module comprises hanging pulleys respectively arranged on two opposite sides of the sliding seat, wheel shafts in one-to-one correspondence and in running fit with the hanging pulleys, and a driving piece for driving at least one wheel shaft to axially move along the wheel shaft; the driving piece is positioned in the sliding seat, and the wheel shaft penetrates through the side surface of the sliding seat and extends into the sliding seat; the wheel shaft is connected with the driving piece and is in sliding fit with the sliding seat, and an adjusting hole extending to the driving piece is formed in the bottom of the sliding seat.
In the door rail hanging pulley device, the wheel shaft is provided with a rack part positioned in the sliding seat, and the rack part extends along the axial direction of the wheel shaft; the driving piece comprises an adjusting shaft in running fit with the sliding seat and a gear part positioned on the adjusting shaft, and the gear part is meshed with the rack part.
In the door rail hanging pulley device, an inner hole is formed in the bottom of the driving piece.
In the door rail hanging pulley device, a distance is arranged between the rack part and the rotating shaft, and the value of the distance is larger than the value of the radius of the hanging pulley.
In the door rail hanging pulley device, the wheel shaft is further provided with a connecting part positioned in the sliding seat, the rack part and the rotating shaft are both positioned on one side of the connecting part, and the wheel shaft is positioned on the other side of the connecting part.
In the door rail hanging pulley device, two hanging pulley modules are arranged; the hanging wheels on two sides are respectively a first roller and a second roller, the first roller and the second roller are arranged in a staggered mode, and the driving piece is located between adjacent wheel shafts and is connected with the wheel shafts on two sides.
In the door rail hanging pulley device, the bottom of the sliding seat is provided with limiting holes corresponding to the wheel shafts one by one and limiting pieces detachably connected with the limiting holes; the limiting piece extends into the sliding seat and abuts against the wheel shaft along the axial direction of the wheel shaft.
In the door rail hanging pulley device, concave cavities corresponding to the limiting holes one by one are formed in the side faces of the sliding seat, and the concave cavities and hanging wheels are oppositely arranged on two sides of the sliding seat; the ends of the wheel axle and the limiting piece extend into the concave cavity and are propped against each other.
In the door rail hanging pulley device, the top of the sliding seat is provided with a counter bore vertically penetrating through the sliding seat and a nut fixed in a countersunk head of the counter bore.
In the door rail hanging pulley device, at least two clamping holes and elastic check rings inserted in the two clamping holes are arranged on the inner wall of the countersunk head of the counter bore, and the clamping holes are positioned on the upper side of the nut.
Compared with the prior art, the scheme of the utility model has the following advantages:
in the door rail hanging pulley device, the outer end of the wheel shaft is positioned outside the sliding seat, the inner end of the wheel shaft is inserted into the sliding seat, hanging pulleys on two sides of the sliding seat are respectively fixed on the side surface of the sliding seat through corresponding wheel shafts, the hanging pulleys rotate on the wheel shafts, a driving piece is arranged in the sliding seat and connected with the inner end of the wheel shaft, an adjusting hole is formed in the bottom of the sliding seat, an operator uses tools such as a screwdriver, a hexagonal key and the like to pass through the adjusting hole to trigger the driving piece, the driving piece drives the wheel shaft to axially slide along the driving piece, so that the hanging pulleys are driven to be far away from or close to the sliding seat, the distance between the hanging pulleys on two sides is changed, the whole width of the door rail hanging pulley device can be adjusted according to actual conditions, and the door rail hanging pulley device is convenient to rapidly assemble and disassemble without disassembling a door rail.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is an exploded view of a door rail hoist pulley arrangement in one embodiment of the utility model;
FIG. 2 is a schematic top view of a door rail hoist pulley arrangement in one embodiment of the utility model;
FIG. 3 is a schematic diagram illustrating the operation of a door rail hoist pulley apparatus according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a door track hoist pulley apparatus in accordance with one embodiment of the utility model;
fig. 5 is a use effect diagram of the door rail hanging pulley device in an embodiment of the present utility model.
Reference numerals: 1. a slide; 2. hanging wheels; 3. a wheel axle; 4. a circlip; 5. a nut; 6. a limiting piece; 7. an adjusting shaft; 8. hanging; 9. a door rail;
11. a limiting hole; 12. a cavity; 13. countersink; 14. a clamping hole; 15. an adjustment aperture;
31. a connection part; 32. a rack portion; 71. a gear portion; 72. an inner hole.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
As shown in fig. 1-5, the utility model provides a door rail hanging pulley device, which comprises a sliding seat 1 and hanging pulley 2 modules arranged on the sliding seat 1, wherein the hanging pulley 2 modules comprise hanging pulleys 2 respectively arranged on two opposite sides of the sliding seat 1, wheel shafts 3 in one-to-one correspondence and rotating fit with the hanging pulleys 2, and a driving piece for driving at least one wheel shaft 3 to axially move along the wheel shafts 3; the driving piece is positioned in the sliding seat 1, and the wheel shaft 3 penetrates through the side surface of the sliding seat 1 and extends into the sliding seat 1; the wheel shaft 3 is connected with the driving piece and is in sliding fit with the sliding seat 1, and an adjusting hole 15 extending to the driving piece is arranged at the bottom of the sliding seat 1.
In specific use, at least three matching modes of the wheel axle 3 and the driving piece are provided, the first driving piece is a rotating shaft, a cam is arranged on the rotating shaft, a clamping groove extending along the axial direction of the wheel axle 3 is formed in the side surface of the wheel axle 3, the cam is arranged in the clamping groove, the rotating shaft rotates to drive the cam to swing between two ends of the clamping groove, when the cam swings to any one end, the end of the corresponding clamping groove is abutted and the wheel axle 3 is driven to move towards the same direction, and finally the rotating shaft is locked or the wheel axle is used in a linkage mode by means of spring push-pull and the like; the second, the driving piece is the axis of rotation, be equipped with the disc in the axis of rotation, the non-centre of a circle department of disc articulates first connecting rod, arrange the second connecting rod in the inner department of shaft 3, the one end of second connecting rod articulates in slide 1, the other end and first connecting rod are articulated and just to the tip of shaft 3, form crank rocker structure, the axis of rotation rotates, drive second connecting rod promotes shaft 3, adopt locking axis of rotation and spring push-pull to cooperate the use equally, the third, the driving piece is the axis of rotation, set up the gear in the axis of rotation, set up the rack on the shaft 3, through rack and pinion meshing, the axis of rotation rotates and drives shaft 3 axial displacement.
The outer end of the wheel shaft 3 is positioned outside the sliding seat 1, the inner end of the wheel shaft 3 is inserted into the sliding seat 1, hanging wheels 2 on two sides of the sliding seat 1 are respectively fixed on the side face of the sliding seat 1 through corresponding wheel shafts 3, the hanging wheels 2 rotate on the wheel shafts 3, driving parts are arranged in the sliding seat 1 and are connected with the inner ends of the wheel shafts 3, adjusting holes 15 are formed in the bottoms of the sliding seat 1, an operator uses tools such as screwdrivers and hexagonal keys to penetrate through the adjusting holes 15 to trigger the driving parts, the driving parts drive the wheel shafts 3 to axially slide along the driving parts, so that the hanging wheels 2 are driven to be far away from or close to the sliding seat 1, the distance between the hanging wheels 2 on two sides is changed, the whole width of a door rail hanging pulley device can be adjusted according to practical conditions, and the door rail 9 is convenient to assemble and disassemble quickly without disassembling the door rail 9.
Preferably, as shown in fig. 1, the wheel axle 3 is provided with a rack part 32 positioned in the sliding seat 1, and the rack part 32 extends along the axial direction of the wheel axle 3; the driving member comprises an adjusting shaft 7 in rotating fit with the sliding seat 1 and a gear part 71 positioned on the adjusting shaft 7, wherein the gear part 71 is in meshed connection with the rack part 32.
Preferably, as shown in FIG. 2, the bottom of the driver is provided with an internal bore 72.
When the inner hole 72 is arranged at the axis, the inner hole 72 adopts a non-round hole, and when the inner hole 72 is arranged at the non-axis, the inner hole 72 can adopt a round hole or a non-round hole.
In some embodiments, the adjusting shaft 7 can also be rotated by means of magnetic rod adsorption, glue or the like.
Further improved, a space is arranged between the rack part 32 and the rotating shaft, and the value of the space is larger than that of the radius of the hanging wheel 2.
In the present embodiment, the arrangement of the pitch prevents the hanging wheel 2 from interfering with the rack portion 32 on the moving and extending path of the rack portion 32, so that the rack portion 32 has a large axial moving and extending space.
The specific structure of the wheel axle 3 is that, as shown in fig. 1, a connecting part 31 positioned in the slide seat 1 is further arranged on the wheel axle, the rack part 32 and the rotating shaft are both positioned on one side of the connecting part 31, and the wheel axle 3 is positioned on the other side of the connecting part 31.
As shown in fig. 1, 2 and 5, two hanging wheel 2 modules are arranged; the hanging wheels 2 on two sides are respectively a first roller and a second roller, the first roller and the second roller are arranged in a staggered mode, and the driving piece is located between the adjacent wheel shafts 3 and is connected with the wheel shafts 3 on two sides.
In practical application, each wheel axle 3 is provided with a rack portion 32, and a driving member in one wheel 2 module is connected with two wheel axles 3 in the same wheel 2 module at the same time, that is, one gear portion 71 is connected with two rack portions 32, or a driving member may be used to connect with only one wheel axle 3, that is, the gear portion 71 is connected with only one gear portion 71, which is not limited in this embodiment.
Preferably, through setting up two hanging wheel 2 modules, respectively set up a pair of hanging wheel 2 in the front end and the rear end of slide 1, improve stability, reliability and the smoothness that removes.
As shown in fig. 1 and 2, the bottom of the sliding seat 1 is provided with limit holes 11 corresponding to the wheel shafts 3 one by one and limit pieces 6 detachably connected with the limit holes 11; the limiting piece 6 extends into the sliding seat 1 and abuts against the wheel shaft 3 along the axial direction of the wheel shaft 3.
After the hanging wheel 2 is far away from the sliding seat 1, the limiting piece 6 is screwed into the sliding seat 1, the limiting piece 6 abuts against the end part of the wheel shaft 3, the wheel shaft 3 is prevented from retreating, in practical application, the limiting piece 6 abuts against the connecting part 31, and when the hanging wheel 2 moves, the limiting piece 6 is rotated to move downwards or unscrew from the sliding seat 1, and interference with axial movement of the wheel shaft 3 is avoided.
In this embodiment, the limiting member 6 is a machine screw, and may be replaced by a cutting or a bolt, which is not limited in this embodiment.
According to a further improvement of the embodiment, concave cavities 12 which are in one-to-one correspondence with the limiting holes 11 are formed in the side face of the sliding seat 1, and the concave cavities 12 and the hanging wheels 2 are oppositely arranged on two sides of the sliding seat 1; the ends of the wheel axle and the limiting piece 6 extend into the concave cavity 12 and abut against each other.
The arrangement of the concave cavity 12 enables a person to observe the axial moving positions of the wheel axle 3 and the connecting part 31 and the screwing-in and screwing-out depths of the limiting piece 6 through the opening of the concave cavity 12, thereby being convenient for practical operation.
In a specific implementation, as shown in fig. 1 and 5, a counter bore 13 vertically penetrating through the slide seat 1 and a nut 5 fixed in a counter bore 13 are formed at the top of the slide seat 1.
The top of the sliding door is provided with a hanging part 8, the hanging part 8 is provided with a connecting bolt, and the connecting bolt penetrates through the bottom of the counter bore 13 and is connected with the counter bore 13 counter-sunk internal nut 5, so that the hanging part 8 is fixed on the door rail hanging pulley device.
The concrete fixing mode of the nut 5 is that at least two clamping holes 14 and the elastic retainer ring 4 inserted into the two clamping holes 14 are arranged on the inner wall of the countersunk head of the counter bore 13, and the clamping holes 14 are positioned on the upper side of the nut 5.
To sum up, as shown in fig. 3 and 4, when a fault occurs or maintenance is required, the door rail hanging pulley device does not need to disassemble a door frame and a rail, and the pulley or the hanging pulley 2 can be easily taken down or replaced, so that the maintenance is convenient and quick, in addition, the door rail hanging pulley device can be suitable for door rails 9 with different inner widths, and has wide application scenes and higher practicability.
The foregoing is only a partial embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (10)
1. The door rail hanging pulley device is characterized by comprising a sliding seat and hanging pulley modules arranged on the sliding seat, wherein each hanging pulley module comprises hanging pulleys respectively arranged on two opposite sides of the sliding seat, wheel shafts in one-to-one correspondence and in rotating fit with the hanging pulleys, and a driving piece for driving at least one wheel shaft to axially move along the wheel shaft; the driving piece is positioned in the sliding seat, and the wheel shaft penetrates through the side surface of the sliding seat and extends into the sliding seat; the wheel shaft is connected with the driving piece and is in sliding fit with the sliding seat, and an adjusting hole extending to the driving piece is formed in the bottom of the sliding seat.
2. The door rail hanging pulley device according to claim 1, wherein a rack part is arranged on the wheel shaft and positioned in the sliding seat, and the rack part extends along the axial direction of the wheel shaft; the driving piece comprises an adjusting shaft in running fit with the sliding seat and a gear part positioned on the adjusting shaft, and the gear part is meshed with the rack part.
3. The door track hanging pulley arrangement of claim 2, wherein the bottom of the driving member is provided with an internal bore.
4. The door track hoist pulley arrangement of claim 2, characterized in that a space is provided between the rack portion and the spindle, the space being greater in value than the radius of the hoist wheel.
5. The door rail hanging pulley device according to claim 2, wherein the wheel axle is further provided with a connecting portion located in the sliding seat, the rack portion and the rotating shaft are located on one side of the connecting portion, and the wheel axle is located on the other side of the connecting portion.
6. The door rail hanging pulley device according to claim 1, wherein the hanging pulley module is provided with two; the hanging wheels on two sides are respectively a first roller and a second roller, the first roller and the second roller are arranged in a staggered mode, and the driving piece is located between adjacent wheel shafts and is connected with the wheel shafts on two sides.
7. The door rail hanging pulley device according to claim 1, wherein the bottom of the sliding seat is provided with limiting holes corresponding to the wheel shafts one by one and limiting pieces detachably connected with the limiting holes; the limiting piece extends into the sliding seat and abuts against the wheel shaft along the axial direction of the wheel shaft.
8. The door rail hanging pulley device according to claim 7, wherein concave cavities corresponding to the limiting holes one by one are formed in the side surfaces of the sliding seat, and the concave cavities and the hanging wheels are arranged on two sides of the sliding seat in an opposite mode; the ends of the wheel axle and the limiting piece extend into the concave cavity and are propped against each other.
9. The door rail hanging pulley device according to claim 1, wherein a counter bore vertically penetrating through the sliding seat and a nut fixed in a counter bore of the counter bore are arranged on the top of the sliding seat.
10. The door rail hanging pulley device according to claim 9, wherein at least two clamping holes and elastic check rings inserted in the two clamping holes are arranged on the inner wall of the countersunk head, and the clamping holes are positioned on the upper side of the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321384000.7U CN220036436U (en) | 2023-05-31 | 2023-05-31 | Door rail hanging pulley device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321384000.7U CN220036436U (en) | 2023-05-31 | 2023-05-31 | Door rail hanging pulley device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220036436U true CN220036436U (en) | 2023-11-17 |
Family
ID=88735834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321384000.7U Active CN220036436U (en) | 2023-05-31 | 2023-05-31 | Door rail hanging pulley device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220036436U (en) |
-
2023
- 2023-05-31 CN CN202321384000.7U patent/CN220036436U/en active Active
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