CN214425035U

CN214425035U - Chain tensioning device of paper tape filter

Info

Publication number: CN214425035U
Application number: CN202120547638.2U
Authority: CN
Inventors: 周博; 张政华; 纪艳青; 吕兴利; 王文彦; 王艳华; 刁旭辉
Original assignee: YANTAI ETDZ BOSEN TECHNOLOGY DEVELOPMENT CO LTD
Current assignee: YANTAI ETDZ BOSEN TECHNOLOGY DEVELOPMENT CO LTD
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-10-19
Anticipated expiration: 2031-03-16

Abstract

The utility model relates to a paper tape filter's chain rises and tightly installs, paper tape filter includes the casing and sets up the chain axle that is used for supporting the chain sprocket on the casing, including locating the tip of chain axle just is used for adjusting air spring and swing bolt of chain axle position, it is equipped with a movable hole to correspond on the casing, the one end of air spring pass through the spring mounting board with the casing is connected, the other end with the chain hub connection, swing bolt's one end with the chain hub connection, the other end pass through the bolt mounting board with the casing is connected, swing bolt passes the bolt mounting board with lock through lock nut. The utility model discloses simple structure, the adjustment is convenient, and when the air spring became invalid, accessible swing bolt kept the tight that rises of chain, and the condition that is elongated can appear in the long-time back chain that uses of chain, also can finely tune the tight problem that rises of solving the chain through swing bolt to satisfy paper tape filter's filter fineness's requirement.

Description

Chain tensioning device of paper tape filter

Technical Field

The utility model relates to a paper tape filter's chain rises and tightly installs belongs to machining technical field.

Background

In the machining industry, the paper tape filter plays a decisive role in the filtering precision of liquid in the water tank as a fine filtering device. However, the filtering accuracy of the paper tape filtering machine is guaranteed by the matching of the chains and the pressing disc surface besides the processing accuracy of the parts of the paper tape filtering machine, and at the moment, the tightness of the chains needs to be adjusted to enable the matching to meet certain requirements, so that certain filtering accuracy is achieved.

The chain tensioning specifically is through the sprocket of adjustment support chain, and the sprocket is installed on the chain axle, so need adjust the mounted position of chain axle, and general chain tensioning mode in the market can divide into two kinds at present probably: one is through bolt adjustment; the position of the chain shaft is adjusted through the bolt, specifically, the chain shaft is propped by the bolt, an operator needs to adjust the bolt from 0 to a proper state, but the adjusting stroke is long, generally 50-60mm, and the adjusting process is relatively time-consuming and labor-consuming; meanwhile, in order to ensure that the bolt adjusting moments on two sides of the chain shaft of the chain are consistent, a specific tool such as a torque wrench is required for adjustment; the other mode is that the air spring is adopted for adjustment, whether the air spring can judge whether the torque is consistent according to the length of the telescopic piston rod, and the air spring is time-saving and labor-saving, and meanwhile, the use of a specific wrench is also omitted, but after the air spring is used for a period of time, a fatigue failure state can be generated, so that the chain cannot be tensioned, and the filtering precision of the paper tape filtering machine is influenced.

Disclosure of Invention

The utility model discloses not enough to prior art exists, provide a simple structure, the adjustment is convenient, even ensure that the chain axle position also can not change when the air spring became invalid, guaranteed the paper tape filter's of paper tape filter chain tight device that rises.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a paper tape filter's chain rises and tightly installs, paper tape filter includes the casing and sets up the chain axle that is used for supporting the chain sprocket on the casing, including locating the tip of chain axle just is used for adjusting the air spring and the eye bolt of chain axle position, correspond on the casing and be equipped with a movable hole, the one end of air spring pass through the spring mounting board with the casing is connected, the other end with chain hub connection, eye bolt's one end with chain hub connection, the other end pass through the bolt mounting board with the casing is connected, eye bolt passes the bolt mounting board with lock through lock nut.

The utility model has the advantages that: when the installation, the air spring passes through from the aligning effect, with a chain axle adjustment to a locating position, then fixed with the chain axle by eye bolt and bolt mounting panel, because fatigue failure can appear in the long-time use of air spring, eye bolt's design has then guaranteed the air spring back that became invalid, the chain axle position that supports the chain sprocket is motionless, eye bolt not only can play a role after the air spring became invalid, and the problem of being elongated can appear in the chain after the long-time use of chain, accessible eye bolt fine setting alright in order to solve the chain tight problem that rises this moment, in a word, the utility model discloses simple structure, the adjustment is convenient, when the air spring became invalid, accessible eye bolt keeps rising of chain tight to satisfy the requirement of the filter fineness of paper tape filter.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the swing bolt is connected to the chain shaft through a hanger plate.

The adoption of the further scheme has the beneficial effects that the installation between the swing bolt and the chain shaft is realized through the design of the hanging plate, and the installation and the maintenance are more convenient.

Further, still include the guard plate, the guard plate passes through fastening bolt to be installed on the casing, be equipped with on the guard plate and be used for installing fastening bolt's rectangular through-hole and with the axle locating hole of the tip looks adaptation of chain axle.

The beneficial effects of adopting above-mentioned further scheme are that, the tip of chain axle can pass axle locating hole and hanger plate and air spring connection, and the adjustment to the guard plate position on the casing then can be realized to the cooperation of fastening bolt and rectangular through-hole, can further improve the security of paper tape filter according to the adjustment of chain axle position adjustment axle locating hole.

Furthermore, one end of the hanging plate is provided with a shaft connecting hole connected with the end part of the chain shaft, and the other end of the hanging plate is connected with the eyelet of the swing bolt through a connecting piece.

The chain shaft is hoisted by the movable joint bolt through the hanging plate, so that the chain can still be kept tensioned when the gas spring fails.

Furthermore, the connecting piece is a connecting bolt and a connecting nut.

The further scheme has the beneficial effects that the rod part of the connecting bolt penetrates through the eyelet of the swing bolt and is locked by the connecting nut, so that the connection between the hanging plate and the swing bolt is realized.

Furthermore, the end part of the chain shaft is provided with a shaft connecting end, and the air spring and the hanging plate are respectively connected with the chain shaft through the shaft connecting end.

Adopt the beneficial effect of above-mentioned further scheme to be, install the hub connection end respectively at the both ends of chain axle, realize being connected between chain axle and the casing through the hub connection end.

Furthermore, a positioning ring groove matched with the mounting hole in the shell is arranged on the shaft connecting end.

The beneficial effect who adopts above-mentioned further scheme is, realizes the location of being connected between axle link and the casing, avoids the axial float of chain axle.

Furthermore, the locking nut or the connecting nut adopts a self-locking nut.

The self-locking nut has the beneficial effects that the self-locking nut is better in anti-loosening and anti-vibration effects, and the installation stability of the eyelet bolt is ensured, so that the filtering operation quality of the paper tape filter is ensured.

Drawings

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

FIG. 2 is a schematic structural view of a protection plate of the present invention;

FIG. 3 is a schematic view of the construction of the present invention with the eye bolt mounted on the housing;

FIG. 4 is a schematic view of the structure of the eye bolt and hanger plate of the present invention;

in the figure, 1, a housing; 101. a shaft-moving hole; 2. a chain shaft; 3. a gas spring; 4. an eye bolt; 5. a spring mounting plate; 6. mounting a bolt plate; 7. locking the nut; 8. a hanger plate; 801. a shaft connecting hole; 9. a protection plate; 901. a strip through hole; 902. a shaft positioning hole; 10. fastening a bolt; 11. a connecting bolt; 12. a connecting nut; 13. a shaft connection end; 130. a positioning ring groove; 14. and a sprocket.

Detailed Description

The principles and features of the present invention are described below in conjunction with examples, which are set forth only to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 4, a chain tensioning device of a paper tape filter comprises a casing 1, a chain shaft 2 arranged on the casing 1 and used for supporting a chain sprocket 14, an air spring 3 arranged at the end of the chain shaft 2 and used for adjusting the position of the chain shaft 2, and an eyelet bolt 4, wherein the casing 1 is correspondingly provided with a chain shaft 2 moving hole 101 and a shaft moving hole 101, one end of the air spring 3 is connected with the casing 1 through a spring mounting plate 5, the other end of the air spring is connected with the chain shaft 2, one end of the eyelet bolt 4 is connected with the chain shaft 2, the other end of the eyelet bolt is connected with the casing 1 through a bolt mounting plate 6, and the eyelet bolt 4 passes through the bolt mounting plate 6 and is locked through a lock nut 7.

The pivot bolt 4 is connected to the chain shaft 2 via a suspension plate 8. The installation between the swing bolt 4 and the chain shaft 2 is realized through the design of the hanging plate 8, and the installation and the maintenance are more convenient.

The chain shaft protection device is characterized by further comprising a protection plate 9, wherein the protection plate 9 is installed on the shell 1 through fastening bolts 10, and long-strip through holes 901 for installing the fastening bolts 10 and shaft positioning holes 902 matched with the end portions of the chain shafts 2 are formed in the protection plate 9. The end part of the chain shaft 2 can penetrate through the shaft positioning hole 902 to be connected with the hanging plate 8 and the gas spring 3, the position of the protection plate 9 on the shell 1 can be adjusted through the matching of the fastening bolt 10 and the strip through hole 901, the adjustment of the shaft positioning hole 902 can be adjusted according to the position of the chain shaft 2, and the safety of the paper tape filter is further improved.

One end of the hanging plate 8 is provided with a shaft connecting hole 801 connected with the end part of the chain shaft 2, and the other end is connected with the eyelet of the swing bolt 4 through a connecting piece. The chain shaft 2 is hoisted by the swing bolt 4 through the hanging plate 8, and the chain can still be kept tensioned when the gas spring 3 fails.

The connecting pieces are connecting bolts 11 and connecting nuts 12. The shank of the connecting bolt 11 passes through the eye of the swing bolt 4 and is secured by means of a connecting nut 12, so that the connection of the suspension plate 8 to the swing bolt 4 is achieved.

The end part of the chain shaft 2 is provided with a shaft connecting end 13, and the gas spring 3 and the hanging plate 8 are respectively connected with the chain shaft 2 through the shaft connecting end 13. The two ends of the chain shaft 2 are respectively provided with a shaft connecting end 13, and the chain shaft 2 is connected with the shell 1 through the shaft connecting ends 13.

The shaft connecting end 13 is provided with a positioning ring groove 130 matched with the mounting hole on the shell 1. The connection positioning between the shaft connecting end 13 and the shell 1 is realized, and the axial movement of the chain shaft 2 is avoided.

The locking nut 7 or the connecting nut 12 is a self-locking nut. The self-locking nut has better anti-loosening and anti-vibration effects, and ensures the installation stability of the eyelet bolt 4, thereby ensuring the filtering quality of the paper tape filter.

The paper tape filter comprises a driving chain shaft and a driven chain shaft, wherein the driving chain wheel is arranged on the driving chain shaft, the driven chain wheel is arranged on the driven chain shaft, the chain tensioning device can be arranged at two ends of the driven chain shaft of the paper tape filter, or two ends of the driving chain shaft, or two ends of the driven chain shaft and the driving chain shaft, for example, two ends of the driven chain shaft are respectively connected with a shaft connecting end 13, the shaft connecting ends 13 extend out of the shell 1 to be connected with a hanging plate 8 and an air spring 3, the end part of the driving chain shaft is connected with a power mechanism for driving the chain shaft to rotate, the position of the driven chain shaft can be adjusted by adjusting the air spring 3, so that the distance between the driving chain shaft and the driven chain shaft of the paper tape filter is adjusted, the chain tensioning adjustment around the driving chain shaft and the driven chain shaft is realized, after the position of the driven chain shaft is adjusted, two ends of the driven chain shaft are fixed by an articulated bolt 4 and a bolt mounting plate 6, after the gas spring 3 fails, the position of the driven chain shaft can be ensured to be fixed, so that the filtering precision of the paper tape filtering machine is ensured.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a paper tape filter's chain rises and tightly installs, paper tape filter includes casing (1) and sets up chain axle (2) that are used for supporting the chain sprocket on casing (1), its characterized in that, including locating the tip of chain axle (2) just is used for air spring (3) and swing bolt (4) of adjustment chain axle (2) position, correspond on casing (1) and be equipped with axle activity hole (101), the one end of air spring (3) pass through spring mounting panel (5) with casing (1) is connected, the other end with chain axle (2) are connected, the one end of swing bolt (4) with chain axle (2) are connected, the other end pass through bolt mounting panel (6) with casing (1) are connected, swing bolt (4) pass bolt mounting panel (6) with lock through lock nut (7).

2. Chain tensioner according to claim 1, characterized in that the swing bolt (4) is connected to the chain axle (2) by means of a hanger plate (8).

3. The chain tensioning device according to claim 1 or 2, further comprising a protection plate (9), wherein the protection plate (9) is mounted on the housing (1) through a fastening bolt (10), and the protection plate (9) is provided with a strip-shaped through hole (901) for mounting the fastening bolt (10) and a shaft positioning hole (902) matched with the end of the chain shaft (2).

4. The chain tensioner as claimed in claim 2, characterized in that the hanger plate (8) is provided with a shaft connecting hole (801) at one end for connection to the end of the chain shaft (2) and at the other end for connection to the eye of the swing bolt (4) by means of a connecting piece.

5. The chain tensioner as claimed in claim 4, wherein the connecting member is a connecting bolt (11) and a connecting nut (12).

6. The chain tensioner as claimed in claim 5, wherein the lock nut (7) or the coupling nut (12) is a self-locking nut.

7. The chain tensioner as claimed in claim 1 or 2, characterized in that the end of the chain axle (2) is provided with an axle connection end (13), and the gas spring (3) and the hanger plate (8) are connected to the chain axle (2) through the axle connection end (13), respectively.

8. The chain tensioner as claimed in claim 7, wherein the shaft connecting end (13) is provided with a positioning ring groove (130) which is matched with the mounting hole on the housing (1).