CN216242091U

CN216242091U - S-shaped hard block chain adjusting device

Info

Publication number: CN216242091U
Application number: CN202122151855.2U
Authority: CN
Inventors: 韦来珍; 徐必胜; 甘秀兵
Original assignee: Wuxi Jianda Automatic Rolling Door Co ltd
Current assignee: Wuxi Jianda Automatic Rolling Door Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-04-08
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses an S-shaped hard block chain adjusting device which comprises a U-shaped guide base material, wherein a chain penetrating groove for a chain to penetrate through is formed in the U-shaped guide base material, a first positioning shaft for limiting the chain is symmetrically arranged in the chain penetrating groove, a slide way matched with a tensioning mechanism is formed in the middle of the U-shaped guide base material, the tensioning mechanism comprises a buckle plate arranged on the back of the U-shaped guide base material, a second positioning shaft for abutting against the chain and matched lug plates arranged at two ends of the second positioning shaft, the buckle plate is fixedly embedded with the back of the U-shaped guide base material, two ends of the buckle plate are bent parts facing the matched lug plates, and the bent parts of the buckle plate are connected with the matched lug plates through elastic members. This S type hard piece chain adjusting device, rational in infrastructure carries out the compensation and the adjustment of elasticity through installing additional of elastic component in the transmission process of chain, effectively guarantees the smooth and easy that the chain receive and releases, has good practical value.

Description

S-shaped hard block chain adjusting device

Technical Field

The utility model belongs to the technical field of rolling gate equipment, and particularly relates to an S-shaped hard block chain adjusting device.

Background

A rolling door or rolling door is a door which is formed by connecting multiple movable door sheets in series and rotates up and down by taking a scroll above the door as a center in a fixed slideway. Roller doors are commonly used in stores. The rolling door has the same horizontal separation function as a wall, and consists of a plurality of parts, such as a curtain plate, a seat plate, a guide rail, a support, a scroll, a box body, a control box, a rolling door machine, a limiter, a door lintel, a manual quick-release switch device, a button switch, a safety device and the like, and is generally arranged at the position which is not conveniently separated by the wall.

The chain that current shutter door adopted in the height adjustment does not possess and carries out the adjusting device who stabilizes the tensioning to the chain, leads to easily appearing the problem that the chain receive and releases not smoothly in the rolling door machine working process of shutter door.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an S-shaped hard block chain adjusting device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hard piece chain adjusting device of S type, includes U type direction substrate, set up the chain groove of wearing that supplies the chain to pass in the U type direction substrate, and wear the chain inslot symmetry and be provided with the location axle one of a set of spacing chain, adaptation straining device' S slide is seted up at the middle part of U type direction substrate, straining device is including installing in the buckle of U type direction substrate back, installing the cooperation otic placode that is used for the location axle two of butt chain and the two both ends of location axle to set up in the slide, the fixed gomphosis in back of buckle and U type direction substrate, and the both ends structure of buckle is the portion of bending towards cooperation otic placode, be connected through elastic component between the portion of bending of buckle and the cooperation otic placode.

Preferably, the back of the U-shaped guide base material is provided with a group of limiting edges, and the distance between the limiting edges is adapted to the width of the buckle plate and used for the buckle plate to be embedded and installed.

Preferably, the first positioning shaft and the U-shaped guide base material are rotatably connected through a friction reducing ring, the two ends of the second positioning shaft are provided with matching shafts connected with the matching lug plates, and the matching shafts are rotatably connected with the matching lug plates through the friction reducing ring.

Preferably, the elastic member includes a set of guide rods for maintaining the elastic direction and a return spring sleeved outside the guide rods.

Preferably, a set of the guide rod is symmetrically fixed on one side of the matched lug plate, which faces the buckle plate, the guide rod penetrates through the buckle plate, and two ends of the reset spring are respectively connected with the buckle plate and the matched lug plate.

Preferably, the position that second location axle structure has the cooperation axle is equipped with the stable dish of butt U type direction substrate, stable dish is provided with a plurality of antifriction rollers with U type direction substrate roll fit around the axle center of second location axle towards one side of U type direction substrate and is the annular array.

The utility model has the technical effects and advantages that: the S-shaped hard block chain adjusting device has the advantages that due to the fact that the first positioning shaft and the second positioning shaft are matched with the chain in the chain penetrating groove, the end portion of the second positioning shaft is connected with the matched lug plate, the matched lug plate is connected with the bending portion of the end portion of the buckle plate through the elastic component, the displacement of the second positioning shaft relative to the first positioning shaft can be achieved, the adaptive tensioning of the chain during the operation of the rolling machine is guaranteed, and the smooth retraction and extension of the chain are guaranteed; the first positioning shaft and the U-shaped guide base material are rotatably connected through the second antifriction ring, the matching shaft of the second positioning shaft and the matching lug plate are rotatably connected through the first antifriction ring, and friction resistance is reduced during chain transmission; the stabilizer disc that two tip settings of location axle have the antifriction roller of butt U type direction substrate, can guarantee the stability of location axle two when rotatory. This S type hard piece chain adjusting device, rational in infrastructure carries out the compensation and the adjustment of elasticity through installing additional of elastic component in the transmission process of chain, effectively guarantees the smooth and easy that the chain receive and releases, has good practical value.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1 in accordance with the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: the device comprises 1U-shaped guide base material, 101 chain penetrating grooves, 102 slide ways, 103 limiting edges, 2 tensioning mechanisms, 201 buckling plates, 202 matching lug plates, 20201 antifriction rings I, 203 guide rods, 20301 reset springs, 3 positioning shafts I, 301 antifriction rings II, 4 positioning shafts II, 401 matching shafts, 402 stabilizing discs and 40201 antifriction rollers.

Detailed Description

The present invention will be described in detail with reference to the drawings in the following embodiments, but the scope of the present invention is not limited to the following embodiments, and all simple equivalent changes and modifications made by the claims and the contents of the specification of the present invention are within the scope of the present invention.

As shown in fig. 1-3, the chain guide device comprises a U-shaped guide substrate 1, a chain penetrating groove 101 for a chain to penetrate is formed in the U-shaped guide substrate 1, a set of first positioning shafts 3 for limiting the chain is symmetrically arranged in the chain penetrating groove 101, a slide 102 adapted to a tensioning mechanism 2 is formed in the middle of the U-shaped guide substrate 1, the tensioning mechanism 2 comprises a buckle plate 201 installed on the back of the U-shaped guide substrate 1, a second positioning shaft 4 installed in the slide 102 and used for abutting against the chain, and matching ear plates 202 arranged at two ends of the second positioning shaft 4, the buckle plate 201 is fixedly embedded with the back of the U-shaped guide substrate 1, two ends of the buckle plate 201 are bent parts facing the matching ear plates 202, the bent parts of the buckle plate 201 are connected with the matching ear plates 202 through elastic members, the first positioning shafts 3 and the second positioning shafts 4 in the chain penetrating groove 101 are matched with the chain, wherein the end parts of the second positioning shafts 4 are connected with the matching ear plates 202, and the bent parts of the lug plate 202 and the end part of the buckle plate 201 are connected through an elastic component, so that the displacement of the positioning shaft II 4 relative to the positioning shaft I3 can be realized, the adaptive tensioning of the chain during the operation of the rolling machine is ensured, and the smooth retraction and release are ensured.

The back of the U-shaped guide base material 1 is provided with a group of limiting edges 103, and the distance between the limiting edges 103 is adapted to the width of the buckle plate 201 and the buckle plate 201 is embedded and installed.

First 3 of location axle and U type direction substrate 1 are through two 301 swivelling joint of antifriction ring, the both ends of two 4 of location axle are constructed and are connected the cooperation axle 401 of cooperation otic placode 202, and cooperation axle 401 and cooperation otic placode 202 are through one 20201 swivelling joint of antifriction ring, but the swivelling joint is realized through two 301 of antifriction ring to location axle 3 and U type direction substrate 1, and the cooperation axle 401 of two 4 of location axle and cooperation otic placode 202 are through one 20201 realization swivelling joint of antifriction ring, reduce frictional resistance when chain drive (wherein antifriction ring two 3 and antifriction ring 20201 can choose but not limited to structures such as bearing).

The elastic member includes a set of guide rods 203 for maintaining the direction of the elastic force and a return spring 20301 sleeved outside the guide rods 203.

One set of guide rod 203 symmetry is fixed in the one side of cooperation otic placode 202 towards buckle 201, and guide rod 203 runs through buckle 201, reset spring 20301's both ends are connected respectively in buckle 201 and cooperation otic placode 202.

The position that two 4 of location axles are constructed and are cooperated axle 401 is equipped with the stabilizer disc 402 of butt U type direction substrate 1, stabilizer disc 402 is annular array around the axle center of two 4 of location axles towards one side of U type direction substrate 1 and is provided with a plurality of antifriction rollers 40201 with U type direction substrate 1 roll fit, the stabilizer disc 402 that two 4 tip of location axles set up has antifriction roller 40201 of butt U type direction substrate 1, can guarantee the stability when two 4 of location axles are rotatory.

The working principle is as follows: this S type hard piece chain adjusting device, a kind of stop member of U type direction substrate 1 accessible bolt is fixed in chain drive' S position, only need penetrate the chain and wear in the chain groove 101, and bypass from the outside of a location axle two 4 after one 3 orientation U type direction substrate 1 inner wall of follow one location axle, it can to continue to penetrate another location axle one 3 orientation U type direction substrate 1 inner wall one side and wear out again, when the chain transmission, location axle two 4 can tensioning chain under the effect of elastic member elastic force between cooperation otic placode 202 and buckle 201, in order to guarantee its stability when carrying. This S type hard piece chain adjusting device, rational in infrastructure carries out the compensation and the adjustment of elasticity through installing additional of elastic component in the transmission process of chain, effectively guarantees the smooth and easy that the chain receive and releases, has good practical value.

Finally, it should be noted that: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a hard piece chain adjusting device of S type, includes U type direction substrate (1), set up in U type direction substrate (1) and supply chain to pass wear chain groove (101), and wear chain groove (101) interior symmetry and be provided with location axle one (3) of a set of spacing chain, its characterized in that: slide (102) of adaptation straining device (2) are seted up at the middle part of U type direction substrate (1), straining device (2) are including installing in buckle (201) at U type direction substrate (1) back, installing in cooperation otic placode (202) that are used for two (4) of location axle and two (4) both ends settings of location axle of butt chain in slide (102), buckle (201) and the fixed gomphosis in back of U type direction substrate (1), and the both ends structure of buckle (201) is the portion of bending towards cooperation otic placode (202), buckle (201) bend the portion and cooperate through the elastic component connection between otic placode (202).

2. An S-shaped hard block chain adjustment device as claimed in claim 1, wherein: the back of U type direction substrate (1) is equipped with a set of spacing arris (103), and is a set of interval adaptation buckle (201) between spacing arris (103) just supply buckle (201) gomphosis installation.

3. An S-shaped hard block chain adjustment device as claimed in claim 1, wherein: location axle one (3) and U type direction substrate (1) are through antifriction ring two (301) rotatable coupling, the both ends of location axle two (4) are constructed cooperation axle (401) of connecting cooperation otic placode (202), and cooperation axle (401) and cooperation otic placode (202) are through antifriction ring one (20201) rotatable coupling.

4. An S-shaped hard block chain adjustment device as claimed in claim 1, wherein: the elastic component comprises a group of guide rods (203) used for keeping the elastic direction and a return spring (20301) sleeved outside the guide rods (203).

5. An S-shaped hard block chain adjustment device as claimed in claim 4, wherein: one set of guide bar (203) symmetry is fixed in the one side of cooperation otic placode (202) towards buckle (201), and guide bar (203) run through buckle (201), reset spring (20301)'s both ends are connected respectively in buckle (201) and cooperation otic placode (202).

6. An S-shaped hard block chain adjustment device as claimed in claim 1, wherein: the position that location axle two (4) are constructed and are cooperated axle (401) is equipped with stable dish (402) of butt U type direction substrate (1), stable dish (402) are provided with a plurality of antifriction rollers (40201) with U type direction substrate (1) roll complex around the axle center of location axle two (4) towards one side of U type direction substrate (1) in annular array.