Guide wheel device capable of being tensioned

Abstract

The utility model discloses a tensioning guide wheel device which comprises a guide wheel body, guide sliding frames are installed at the positions of the left end and the right end of the guide wheel body, bearing sleeves are installed at the positions inside the guide wheel body, and stainless steel balls are connected to the positions inside sponges in a sleeved mode. Lubricating oil can be added through the circulating pipeline, the circulating pipeline enables the lubricating oil to finally flow into the inner wall position of the storage groove, a plurality of small meshes are distributed in the bottom position of the storage groove, the small meshes enable the lubricating oil to permeate into the inner position of the sponge, and the stainless steel balls are wrapped by the sponge in the inner position. And the other side of the stainless steel ball is in contact with the inner wall of the guide wheel body, and when the guide wheel body rotates, the stainless steel ball smears lubricating oil on the inner wall of the guide wheel body, so that frictional wear can be effectively reduced, and the guide wheel runs more stably and smoothly.

Description

Technical Field

[0001] The utility model belongs to the technical field related to tensionable guide wheel devices, and in particular relates to a tensionable guide wheel device. Background Art

[0002] A tensionable guide wheel device is a device used to adjust and control the tension of a transmission device. It is usually used in mechanical equipment with a transmission belt or chain. By adjusting the position of the tensioning guide wheel, the tension of the transmission device can be changed to ensure a good transmission effect, reduce sliding and wear, and extend the service life. This device usually consists of a tensioning wheel, a tensioning rod, and a tensioning nut. The tension can be adjusted by rotating the tensioning nut.

[0003] When the tensionable guide wheel device is in use, it is convenient to apply lubricating oil to the outer wall of the guide wheel, but it is difficult to apply lubricating oil to the inner wall of the guide wheel, which will increase the internal friction and cause excessive wear and energy loss. Utility Model Content

[0004] The purpose of the utility model is to provide a tensionable guide wheel device to solve the problem that when the tensionable guide wheel device proposed in the above background technology is in use, it is convenient to apply lubricating oil to the outer wall of the guide wheel, but it is difficult to apply lubricating oil to the inner wall of the guide wheel, which will increase the internal friction and cause excessive wear and energy loss.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tensionable guide wheel device, comprising a guide wheel body, guide slides are installed at the left and right end positions of the guide wheel body, a bearing sleeve is installed at the internal position of the guide wheel body, a guide wheel shaft is installed at the internal position of the bearing sleeve, a storage groove is arranged at the internal position of the guide wheel shaft, a rubber plug is installed at the upper end position of the guide slide, a circulation pipe is arranged at the internal positions of the guide slide and the guide wheel shaft, a fine mesh is arranged at the lower end position of the storage groove, a sponge is arranged at the lower end position of the fine mesh, and a stainless steel ball is sleeved at the internal position of the sponge.

[0006] Preferably, a cylindrical pin is insertedly installed at the connection between the guide wheel shaft and the guide slide.

[0007] Preferably, a floating oil seal is provided at an inner position of the guide wheel body, and the floating oil seal can prevent foreign matter from entering the inner position of the guide wheel body.

[0008] Preferably, the guide slide is installed at the left and right end positions of the guide wheel body.

[0009] Preferably, the rubber plug is plug-connected to the circulation pipe.

[0010] Preferably, the rubber stopper, when opened, allows lubricating oil to be added to an internal position of a circulation conduit, and the circulation conduit allows lubricating oil to flow into an internal position of a storage tank.

[0011] Preferably, the lubricating oil in the storage tank penetrates into the inner position of the sponge through fine mesh holes, and the sponge wraps the stainless steel ball.

[0012] Preferably, the stainless steel ball is closely attached to the inner wall of the guide wheel body, and the stainless steel ball smears the lubricating oil at the outer wall to the inner wall of the guide wheel body.

[0013] Compared with the prior art, the utility model provides a tensionable guide wheel device, which has the following beneficial effects:

[0014] The device opens the rubber plug and can add lubricating oil through the circulation pipe. The circulation pipe allows the lubricating oil to eventually flow into the inner wall of the storage tank. A plurality of fine mesh holes are distributed at the bottom of the storage tank. The fine mesh holes allow the lubricating oil to penetrate into the inner position of the sponge. The sponge wraps the stainless steel ball at the inner position. The other side of the stainless steel ball contacts the inner wall of the guide wheel body. When the guide wheel body rotates, the stainless steel ball smears the lubricating oil on the inner wall of the guide wheel body. This can effectively reduce friction and wear, and make the operation of the guide wheel more stable and smooth. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a schematic structural diagram of a tensionable guide wheel device.

[0016] Figure 2 The utility model is a schematic diagram of the internal structure of a guide wheel body of a tensionable guide wheel device.

[0017] In the figure: 1. guide wheel body; 2. rubber plug; 3. guide slide; 4. storage tank; 5. cylindrical pin; 6. bearing sleeve; 7. sponge; 8. stainless steel ball; 9. fine mesh; 10. floating oil seal; 11. guide wheel shaft; 12. circulation pipeline. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] The utility model provides Figure 1-2 A tensionable guide wheel device is shown, comprising a guide wheel body 1, guide slides 3 are installed at the left and right end positions of the guide wheel body 1, a bearing sleeve 6 is installed at the internal position of the guide wheel body 1, a guide wheel shaft 11 is installed at the internal position of the bearing sleeve 6, a storage groove 4 is arranged at the internal position of the guide wheel shaft 11, a rubber plug 2 is installed at the upper end position of the guide slide 3, a circulation pipe 12 is arranged at the internal positions of the guide slide 3 and the guide wheel shaft 11, a fine mesh 9 is arranged at the lower end position of the storage groove 4, a sponge 7 is arranged at the lower end position of the fine mesh 9, and a stainless steel ball 8 is sleeved at the internal position of the sponge 7.

[0020] The guide wheel body 1 is the main part of the entire device, which is used to transmit force and drive, and realize the guiding and supporting function of the transmission system. The guide slide 3 is connected to the guide wheel body 1, and the guide wheel body 1 can be tensioned by adjusting the position to ensure that the transmission chain or belt fits the guide wheel tightly, thereby improving the transmission efficiency.

[0021] like Figure 1 and Figure 2 As shown, a cylindrical pin 5 is insertedly installed at the connection between the guide wheel shaft 11 and the guide slide 3, and a floating oil seal 10 is arranged at the internal position of the guide wheel body 1. The floating oil seal 10 can prevent foreign matter from entering the internal position of the guide wheel body 1. The guide slide 3 is installed at the left and right ends of the guide wheel body 1. The rubber plug 2 is insertedly connected to the circulation pipe 12. After the rubber plug 2 is opened, the lubricating oil can be added to the internal position of the circulation pipe 12. The circulation pipe 12 allows the lubricating oil to flow into the internal position of the storage tank 4. The lubricating oil inside the storage tank 4 penetrates into the internal position of the sponge 7 through the fine mesh 9. The sponge 7 wraps the stainless steel ball 8, and the stainless steel ball 8 is tightly attached to the inner wall position of the guide wheel body 1. The stainless steel ball 8 smears the lubricating oil at the outer wall position on the inner wall position of the guide wheel body 1.

[0022] Open the rubber stopper 2 and add lubricating oil through the circulation pipe 12. The circulation pipe 12 allows the lubricating oil to eventually flow into the inner wall of the storage tank 4. A plurality of fine mesh holes 9 are distributed at the bottom of the storage tank 4. The fine mesh holes 9 allow the lubricating oil to penetrate into the inner position of the sponge 7. The sponge 7 wraps the stainless steel ball 8 at the inner position. The other side of the stainless steel ball 8 contacts the inner wall of the guide wheel body 1. When the guide wheel body 1 rotates, the stainless steel ball 8 smears the lubricating oil on the inner wall of the guide wheel body 1.

[0023] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tensionable guide wheel device, characterized in that: The invention comprises a guide wheel body (1), guide slides (3) are installed at the left and right ends of the guide wheel body (1), a bearing sleeve (6) is installed at the inner position of the guide wheel body (1), a guide wheel shaft (11) is installed at the inner position of the bearing sleeve (6), a storage groove (4) is arranged at the inner position of the guide wheel shaft (11), a rubber plug (2) is installed at the upper end of the guide slide (3), a flow pipe (12) is arranged at the inner positions of the guide slide (3) and the guide wheel shaft (11), a fine mesh (9) is arranged at the lower end of the storage groove (4), a sponge (7) is arranged at the lower end of the fine mesh (9), and a stainless steel ball (8) is sleeved at the inner position of the sponge (7).

2. A tensionable guide wheel device according to claim 1, characterized in that: A cylindrical pin (5) is inserted and installed at the connection between the guide wheel shaft (11) and the guide slide (3).

3. A tensionable guide wheel device according to claim 1, characterized in that: A floating oil seal (10) is provided at an internal position of the guide wheel body (1), and the floating oil seal (10) can prevent foreign matter from entering the internal position of the guide wheel body (1).

4. A tensionable guide wheel device according to claim 1, characterized in that: The guide slide (3) is mounted at the left and right end positions of the guide wheel body (1).

5. The tensionable guide wheel device according to claim 1, characterized in that: The rubber plug (2) is plug-connected to the circulation pipe (12).

6. A tensionable guide wheel device according to claim 5, characterized in that: After the rubber stopper (2) is opened, lubricating oil can be added to the internal position of the circulation pipe (12), and the circulation pipe (12) allows the lubricating oil to flow into the internal position of the storage tank (4).

7. A tensionable guide wheel device according to claim 6, characterized in that: The lubricating oil inside the storage tank (4) penetrates into the internal position of the sponge (7) through the fine mesh holes (9), and the sponge (7) wraps the stainless steel ball (8).

8. A tensionable guide wheel device according to claim 7, characterized in that: The stainless steel ball (8) is tightly attached to the inner wall of the guide wheel body (1), and the stainless steel ball (8) applies lubricating oil at the outer wall to the inner wall of the guide wheel body (1).

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