CN220956642U

CN220956642U - Belt tensioner convenient to adjust

Info

Publication number: CN220956642U
Application number: CN202322646051.9U
Authority: CN
Inventors: 胡定高; 安祥志
Original assignee: Changzhou Bosheng Alloy Technology Co ltd
Current assignee: Changzhou Bosheng Alloy Technology Co ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-05-14
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses a belt tensioner convenient to adjust, which relates to the technical field of tensioners and comprises a mounting column, wherein a tensioning assembly is arranged on the surface of the mounting column and comprises two first connecting shafts, two auxiliary wheels, a fixing column, a positioning groove, a sliding block, a pressure-bearing mechanism and an adjusting assembly, the two first connecting shafts are respectively and rotatably arranged on two sides of the surface of the mounting column, one ends of the two first connecting shafts are respectively provided with the auxiliary wheels, and the fixing column is arranged at the bottom end of the mounting column, and the belt tensioner has the beneficial effects that: in order to remove automatically regulated rate of tension to the belt according to self state, provide gravity for the slider through the lead, the slider passes through the take-up pulley with gravity conversion for the downforce of belt to realize the purpose to the automatic tensioning of belt, can realize independently adjusting through automatically regulated's tensioning ware, need not the manual work to go to monitor and adjust the rate of tension, saved time and the labour cost of manual regulation.

Description

Belt tensioner convenient to adjust

Technical Field

The utility model relates to a belt tensioner, in particular to a belt tensioner convenient to adjust, and belongs to the technical field of tensioners.

Background

The belt is a common transmission tool in the mechanical industry, but the belts made of various materials are not completely elastic, and under the action of pretightening force, after a period of operation, the belt is loosened due to plastic deformation, so that the initial tension is reduced, and in order to ensure the belt transmission capability, the tensioning state of the belt in the working process needs to be checked regularly, so that a belt tensioner convenient to adjust is needed;

The tensioning wheel convenient for adjusting the tightness of the belt disclosed by application number 201920649936.5 is also an increasingly mature technology, and comprises a roller, a first U-shaped frame and a second U-shaped frame, wherein threaded holes connected with a fixing frame in a tensioning chamber are formed in the outer side walls of two vertical walls of the first U-shaped frame, rectangular slide ways are symmetrically formed in the inner side surfaces of the two vertical walls of the first U-shaped frame, two rectangular slide ways are respectively formed in the two vertical walls of the second U-shaped frame, two ends of a central rotating shaft of the roller are respectively arranged in first bearing seats on two sides, and the two first bearing seats are respectively symmetrically arranged on the inner side surfaces of the two vertical walls of the second U-shaped frame; a screw rod tensioning device is arranged on the lower end surface of the transverse part of the first U-shaped frame, and a screw rod of the screw rod tensioning device penetrates through the transverse part of the first U-shaped frame and is fixedly connected with the transverse part of the second U-shaped frame; according to the utility model, the tightness of the belt can be adjusted by only rotating the hand wheel piece, so that the tightness of the belt can be adjusted very conveniently and rapidly;

However, the above-mentioned method has the following defects in practical use: the device needs the manual work to go to monitor and adjust the rate of tension, has improved operating time and labour cost through manual regulation, and the device is inconvenient to adjust the length that the gyro wheel stretched out simultaneously, inconvenient installation adaptation to the belt.

Disclosure of utility model

The utility model aims to provide a belt tensioner convenient to adjust, so as to solve the problems that the device provided in the background art needs to monitor and adjust the tension manually, the operation time and the labor cost are improved through manual adjustment, and meanwhile, the belt is inconvenient to install and adapt.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a belt tensioner convenient to adjust, includes the erection column, the surface of erection column is equipped with tensioning assembly, tensioning assembly includes two first connecting axles, two auxiliary wheels, fixed column, constant head tank, slider, pressure-bearing mechanism and adjusting part, two first connecting axle rotates respectively and sets up the both sides at the erection column surface, two the one end of first connecting axle all is provided with the auxiliary wheel, the fixed column sets up the bottom at the erection column, the constant head tank has been seted up at the middle part of fixed column, the inside sliding connection of constant head tank has the slider, the middle part of slider rotates and is connected with the second connecting axle, the one end of second connecting axle is provided with the tensioning wheel.

Preferably, the pressure-bearing mechanism comprises a connecting rod, a connecting groove, a connecting cover, a storage box and a lead block, wherein the connecting rod is arranged in the middle of the bottom end of the sliding block, the connecting groove is formed in the bottom end of the fixed column, the connecting cover is arranged at the bottom end of the connecting rod, the storage box is connected with the bottom end of the connecting cover in a threaded manner, and the lead block is filled in the storage box.

Preferably, an observation groove is formed in the surface of the storage box.

Preferably, the adjusting component comprises a connecting column and a connecting seat, wherein the connecting column is arranged on the back surface of the fixing column, one end of the connecting column is slidably connected with the connecting seat, connecting holes matched with each other are formed in the surfaces of the connecting column and the connecting seat, and the two corresponding connecting holes are connected through screw threads.

Preferably, both sides of the connecting seat are provided with mounting seats.

Preferably, the surfaces of the mounting columns and the surfaces of the fixing columns are respectively provided with antirust paint.

Preferably, a belt is connected between the two auxiliary wheels and the tensioning wheel in a transmission manner.

Preferably, a rubber pad is arranged at the bottom end of the sliding block.

Compared with the related art, the belt tensioner convenient to adjust has the following beneficial effects:

For can better adaptation belt easy to assemble, adjust auxiliary wheel and the length that the take-up pulley stretched out according to machine belt place position, slide through the spliced pole and drive and adjust auxiliary wheel and take-up pulley simultaneous movement at the inner wall of connecting seat, it is more convenient to install and adjust the mode, in order to can remove automatically regulated rate of tension to the belt according to self state, provide gravity for the slider through the lead, the slider passes through the take-up pulley and converts gravity into the lower pressure for the belt, thereby realize the purpose to the automatic tensioning of belt, can realize independently adjusting through automatically regulated's tensioning ware, need not the manual work to remove monitoring and adjust the rate of tension, time and labour cost of manual regulation have been saved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

Fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.

In the figure: 1. a mounting column; 2. a tensioning assembly; 3. a second connecting shaft; 4. a tensioning wheel; 5. an adjustment assembly; 6. an observation groove; 7. a belt; 21. a connecting shaft; 22. an auxiliary wheel; 23. fixing the column; 24. a positioning groove; 25. a slide block; 26. a pressure-bearing mechanism; 261. a connecting rod; 262. a connecting groove; 263. a connection cover; 264. a storage box; 265. a lead block; 51. a connecting column; 52. a connecting seat; 53. a connection hole; 54. and (5) a mounting seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

Referring to fig. 1-4, the utility model provides a belt tensioner convenient to adjust, which comprises a mounting column 1, wherein a tensioning assembly 2 is arranged on the surface of the mounting column 1, the tensioning assembly 2 comprises two first connecting shafts 21, two auxiliary wheels 22, a fixed column 23, a positioning groove 24, a sliding block 25, a pressure-bearing mechanism 26 and an adjusting assembly 5, the two first connecting shafts 21 are respectively and rotatably arranged on two sides of the surface of the mounting column 1, one ends of the two first connecting shafts 21 are respectively provided with the auxiliary wheels 22, the fixed column 23 is arranged at the bottom end of the mounting column 1, the middle part of the fixed column 23 is provided with the positioning groove 24, the inside of the positioning groove 24 is slidably connected with the sliding block 25, the middle part of the sliding block 25 is rotatably connected with a second connecting shaft 3, and one end of the second connecting shaft 3 is provided with the tensioning wheel 4;

The pressure-bearing mechanism 26 comprises a connecting rod 261, a connecting groove 262, a connecting cover 263, a storage box 264 and a lead block 265, wherein the connecting rod 261 is arranged in the middle of the bottom end of the sliding block 25, the connecting groove 262 is arranged at the bottom end of the fixed column 23, the bottom end of the connecting rod 261 is provided with the connecting cover 263, the bottom end of the connecting cover 263 is in threaded connection with the storage box 264, and the lead block 265 is filled in the storage box 264;

The surface of the storage box 264 is provided with an observation groove 6, and the lead 265 is conveniently observed and detected through the observation groove 6;

the surface of the mounting column 1 and the surface of the fixing column 23 are both provided with antirust paint;

A belt 7 is connected between the two auxiliary wheels 22 and the tensioning wheel 4 in a transmission way, and the belt 7 passes through the lower part of the tensioning wheel 4;

The bottom end of the sliding block 25 is provided with a rubber pad, and the bottom end of the sliding block 25 plays a role in buffering and damping when contacting with the bottom end of the inner wall of the positioning groove 24;

specifically, as shown in fig. 1, 2, 3 and 4, in order to automatically adjust the tightness of the belt 7 according to the state of the belt, a storage box 264 which is convenient to detach is arranged at the bottom end of the slider 25 through a connecting rod 261 and a connecting cover 263, an appropriate amount of lead 265 is filled in the inner wall of the storage box 264, gravity is provided for the slider 25 through the lead 265, and the slider 25 converts the gravity into a downward pressure for the belt 7 through the tensioning wheel 4, so that the purpose of automatically tensioning the belt 7 is achieved.

Example 2:

The adjusting component 5 comprises a connecting column 51 and a connecting seat 52, wherein the connecting column 51 is arranged on the back surface of the fixed column 23, one end of the connecting column 51 is slidably connected with the connecting seat 52, the surfaces of the connecting column 51 and the connecting seat 52 are respectively provided with a connecting hole 53 which are matched with each other, the two corresponding connecting holes 53 are connected through screw threads of a bolt, and the fixed column 23 is limited to move through the bolt;

Mounting seats 54 are arranged on two sides of the connecting seat 52, and are mounted through screw holes on the surfaces of the mounting seats 54;

specifically, as shown in fig. 1, 2 and 3, the lengths of the auxiliary wheel 22 and the tensioning wheel 4 extending out are adjusted according to the position of the machine belt 7, the connecting column 51 slides on the inner wall of the connecting seat 52, the connecting column 51 drives the auxiliary wheel 22 and the tensioning wheel 4 to synchronously move, and after the auxiliary wheel 22 and the tensioning wheel are adjusted to a proper position, the auxiliary wheel 22 and the tensioning wheel 4 are locked and fixed through the matching of corresponding connecting holes 53 and bolts, so that the movement of the connecting column 51 is limited.

When the belt tensioner is used, firstly, the belt tensioner convenient to adjust is installed to a proper position through the installation seats 54 on two sides of the connection seat 52, in order to better adapt to the belt 7, the length of the auxiliary wheel 22 extending out of the tensioning wheel 4 is adjusted according to the position of the belt 7, the connection column 51 slides on the inner wall of the connection seat 52, the connection column 51 drives the auxiliary wheel 22 to synchronously move with the tensioning wheel 4, after being adjusted to the proper position, the connection column 51 is locked and fixed through the matching of the corresponding connection holes 53 and bolts, the connection column 51 is limited to move, so that the belt tensioner is better transmitted with the belt 7, the installation convenience and the application range are improved, in order to automatically adjust the tensioning degree of the belt 7 according to the state of the belt 7, a storage box 264 convenient to detach is arranged at the bottom end of the sliding block 25 through the connection rod 261 and the connection cover 263, a proper amount of lead 265 is filled in the inner wall of the storage box 264, gravity is provided for the sliding block 25 through the lead block, the sliding block 265 converts gravity into downward pressure for the belt 7 through the wheel 4, and the automatic tensioning of the belt 7 is realized.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a belt tensioner convenient to adjust, includes erection column (1), its characterized in that, the surface of erection column (1) is equipped with tensioning assembly (2), tensioning assembly (2) are including two first connecting axle (21), two auxiliary wheel (22), fixed column (23), constant head tank (24), slider (25), pressure-bearing mechanism (26) and adjusting part (5), two first connecting axle (21) rotate respectively and set up in the both sides on erection column (1) surface, two the one end of first connecting axle (21) all is provided with auxiliary wheel (22), fixed column (23) set up in the bottom of erection column (1), constant head tank (24) have been seted up at the middle part of fixed column (23), the inside sliding connection of constant head tank (24) has slider (25), the middle part rotation of slider (25) is connected with second connecting axle (3), the one end of second connecting axle (3) is provided with take-up pulley (4).

2. A belt tensioner as claimed in claim 1, wherein: the pressure-bearing mechanism (26) comprises a connecting rod (261), a connecting groove (262), a connecting cover (263), a storage box (264) and a lead block (265), wherein the connecting rod (261) is arranged in the middle of the bottom end of the sliding block (25), the connecting groove (262) is arranged at the bottom end of the fixed column (23), the connecting cover (263) is arranged at the bottom end of the connecting rod (261), the storage box (264) is connected with the bottom end of the connecting cover (263) in a threaded mode, and the lead block (265) is filled in the storage box (264).

3. A belt tensioner as claimed in claim 2, wherein: an observation groove (6) is formed in the surface of the storage box (264).

4. A belt tensioner as claimed in claim 1, wherein: the adjusting component (5) comprises a connecting column (51) and a connecting seat (52), the connecting column (51) is arranged on the back of the fixed column (23), one end of the connecting column (51) is slidably connected with the connecting seat (52), connecting holes (53) matched with each other are formed in the surfaces of the connecting column (51) and the connecting seat (52), and two corresponding connecting holes (53) are connected through screw threads.

5. An adjustable belt tensioner as in claim 4, wherein: both sides of the connecting seat (52) are provided with mounting seats (54).

6. A belt tensioner as claimed in claim 1, wherein: and antirust paint is arranged on the surface of the mounting column (1) and the surface of the fixing column (23).

7. A belt tensioner as claimed in claim 1, wherein: a belt (7) is connected between the two auxiliary wheels (22) and the tensioning wheel (4) in a transmission way.

8. A belt tensioner as claimed in claim 1, wherein: the bottom of the sliding block (25) is provided with a rubber pad.