Spatula adjusting mechanism

Abstract

The utility model relates to the technical field of troweling machines, in particular to a spatula adjusting mechanism which comprises a troweling machine body, a main arm is arranged on one side of the troweling machine body, and a troweling mechanism facilitating troweling operation is arranged at the bottom of the troweling machine body. An angle adjusting mechanism facilitating adjustment of the use angle of the troweling mechanism is arranged at the bottom of the troweling machine body, the rotating arm is arranged below the troweling machine body, the bolt penetrates through threads to be inserted into one end of the rotating arm, the fixed groove is formed in the bottom of the rotating arm, and the movable groove is formed in the inner wall of the fixed groove. And the inserting rods are inserted into the movable grooves in a sliding manner. According to the spatula adjusting mechanism, the bottom of a troweling machine body is connected with a transmission shaft through a speed reducer, a connecting shaft arranged on the transmission shaft is connected with a troweling mechanism and an angle adjusting mechanism, and meanwhile an auxiliary arm and a control button are arranged at the top end of a main arm installed on the side wall of the troweling machine body; therefore, the troweling machine body can be controlled conveniently, and troweling operation is conducted through the troweling mechanism and the angle adjusting mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of troweling machines, in particular to a trowel adjusting mechanism. Background Technique

[0002] A troweling machine, also known as a finishing machine, its main structure is a trowel rotor driven by a gasoline engine, and trowels are installed on the bottom surface of the cross on the middle of the rotor. The troweling machine is mainly used for troweling and pressing the surfaces of concrete such as roads (grounds), floor slabs, municipal engineering, airports, etc., to improve the compactness and wear resistance of the sites.

[0003] The above device does not have a structure for laterally rotating the trowel to adjust the slurry collecting effect when in use. When the existing troweling machine is in use, most of them can only longitudinally adjust the trowel of the troweling machine. Although the blade can be better attached to the ground, during the troweling and slurry collecting process, the inclined trowel is extremely easy to scrape off the slurry on the concrete surface, and the slurry collecting time for a single area is relatively long, which is not convenient for use. Based on the existing technical deficiencies, the utility model designs a trowel adjusting mechanism. Content of the Utility Model

[0004] In view of the deficiencies of the prior art, the utility model provides a trowel adjusting mechanism, which has the advantage of laterally rotating the trowel to adjust the slurry collecting effect.

[0005] The utility model provides the following technical solution: a trowel adjusting mechanism, including a troweling machine main body, a main arm is arranged on one side of the troweling machine main body, a troweling mechanism for facilitating troweling operations is arranged at the bottom of the troweling machine main body, and an angle adjusting mechanism for facilitating the use angle adjustment of the troweling mechanism is arranged at the bottom of the troweling machine main body;

[0006] Angle adjusting mechanism, the angle adjusting mechanism includes a rotating arm, a bolt, a fixed groove, a movable groove and a plug rod. The rotating arm is arranged below the troweling machine main body, the bolt is inserted through and threaded at one end of the rotating arm, the fixed groove is opened at the bottom of the rotating arm, the movable groove is opened on the inner wall of the fixed groove, and the plug rod is slidably inserted into the interior of the movable groove.

[0007] As a preferred technical solution of the utility model, the angle adjusting mechanism further includes an adjusting groove, a spring, a through groove, a connecting plate and a dial. The adjusting groove is opened inside the rotating arm, the spring is fixedly connected inside the adjusting groove, the through groove is opened on the side wall of the rotating arm, the connecting plate is fixedly connected to the side wall of the plug rod, and the dial is fixedly connected to the outer end of the connecting plate.

[0008] As a preferred technical solution of the utility model, a protective frame is fixedly connected to the bottom of the troweling machine main body, a protective disc is fixedly connected to the bottom of the protective frame, a speed reducer is fixedly installed at the bottom of the troweling machine main body, a transmission shaft is rotatably connected to the bottom output end of the speed reducer, and a connecting shaft is arranged on the side wall of the transmission shaft.

[0009] As a preferred technical solution of the utility model, the top end of the main arm is fixedly connected to the auxiliary arm, the inner side of the auxiliary arm is fixedly connected to the control button, and the top end of the main arm is provided with an adjustment knob.

[0010] As a preferred technical solution of the utility model, the polishing mechanism includes a spatula body, a connecting plate, a screw groove, a fixing plate and an adjustment socket, the spatula body is arranged at the bottom of the angle adjustment mechanism, the connecting plate is fixedly connected to the upper surface of the spatula body, the screw groove is opened on the upper surface of the connecting plate, the fixing plate is fixedly connected to the upper surface of the connecting plate, and the adjustment socket is opened on the side wall of the fixing plate.

[0011] As a preferred technical solution of the utility model, the protective plate is arranged below the polishing mechanism and the angle adjustment mechanism.

[0012] As a preferred technical solution of the utility model, the fixing plate is movably inserted in the fixing groove, and the connecting plate is arranged at the bottom of the rotating arm.

[0013] As a preferred technical solution of the utility model, the bolt is threadedly connected to the inside of the screw groove, the movable groove is communicated with the inner cavity of the adjustment groove, the through groove is communicated with the inner cavity of the movable groove and the adjustment groove, the insertion rod is slidably inserted into the inside of the adjustment socket, and the connecting plate is slidably connected to the inside of the through groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. This spatula adjustment mechanism loosens the bolt and pushes the paddle outward to drive the rod to move outward and pull it out from the inside of the adjusting socket to release the lock of the fixed plate. Then the connecting plate is rotated horizontally with the screw groove as the fulcrum to adjust the angle and the adjusting socket of the corresponding angle is aligned with the movable groove. After the lateral angle of the spatula body is adjusted to the required angle, the paddle is released, and the spring rebounds to push the rod to reset and reinsert it into the adjusting socket to lock the fixed plate. At this time, the adjustment knob is rotated to control the connecting shaft to drive the trowel mechanism and the angle adjustment mechanism to rotate longitudinally as a whole by a certain angle, so that the spatula body can better fit the ground. The device is convenient for adjusting the inward angle of the spatula body to improve the slurry collection effect.

[0016] 2. For this putty knife adjusting mechanism, by toggling the paddle outwards, the insertion rod is retracted into the interior of the movable slot through the connecting plate and the spring is compressed. Then, the connecting plate is placed at the bottom of the rotating arm and the fixing plate is inserted into the interior of the fixing slot. After the fixing plate is inserted into the fixing slot, align the adjusting jack with the hole position of the movable slot and release the paddle. The insertion rod then moves and inserts into the interior of the adjusting jack under the elastic push of the spring to lock the fixing plate. Finally, use bolts to pass through the rotating arm and thread-connect it inside the screw groove to fix the connecting plate. This device facilitates the quick installation of the putty knife body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 is a schematic diagram of the bottom view structure of the troweling machine of the present utility model;

[0019] Figure 3 is a schematic diagram of the main arm structure of the present utility model;

[0020] Figure 4 is a schematic diagram of the troweling mechanism structure of the present utility model;

[0021] Figure 5 is a schematic diagram of the adjusting mechanism structure of the present utility model.

[0022] In the figure: 1. Troweling machine main body; 101. Protective frame; 102. Protective disc; 103. Reducer; 104. Transmission shaft; 105. Connecting shaft; 2. Main arm; 201. Sub-arm; 202. Control button; 203. Adjusting knob; 3. Troweling mechanism; 301. Putty knife body; 302. Connecting plate; 303. Screw groove; 304. Fixing plate; 305. Adjusting jack; 4. Angle adjusting mechanism; 401. Rotating arm; 402. Bolt; 403. Fixing slot; 404. Movable slot; 405. Adjusting slot; 406. Spring; 407. Through slot; 408. Insertion rod; 409. Connecting plate; 410. Paddle. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-5, a trowel adjusting mechanism, including a power trowel main body 1, a main arm 2 is arranged on one side of the power trowel main body 1, a troweling mechanism 3 for facilitating troweling operation is arranged at the bottom of the power trowel main body 1, an angle adjusting mechanism 4 for facilitating the adjustment of the use angle of the troweling mechanism 3 is arranged at the bottom of the power trowel main body 1, a protective frame 101 is fixedly connected to the bottom of the power trowel main body 1, a protective disc 102 is fixedly connected to the bottom of the protective frame 101, a speed reducer 103 is fixedly installed at the bottom of the power trowel main body 1, a transmission shaft 104 is rotatably connected to the bottom output end of the speed reducer 103, a connecting shaft 105 is arranged on the side wall of the transmission shaft 104, and the protective disc 102 is arranged below the troweling mechanism 3 and the angle adjusting mechanism 4.

[0025] Please refer to Figure 3 , the top end of the main arm 2 is fixedly connected with a sub-arm 201, a control button 202 is fixedly connected to the inner side of the sub-arm 201, and an adjusting knob 203 is arranged at the top end of the main arm 2.

[0026] Please refer to Figures 4-5 , the angle adjusting mechanism 4, the angle adjusting mechanism 4 includes a rotating arm 401, a bolt 402, a fixed slot 403, a movable slot 404 and a plug rod 408. The rotating arm 401 is arranged below the power trowel main body 1. The bolt 402 is inserted through and threadedly connected to one end of the rotating arm 401. The fixed slot 403 is opened at the bottom of the rotating arm 401. The movable slot 404 is opened on the inner wall of the fixed slot 403. The plug rod 408 is slidably inserted into the interior of the movable slot 404. The angle adjusting mechanism 4 further includes an adjusting slot 405, a spring 406, a through slot 407, a connecting plate 409 and a dial 410. The adjusting slot 405 is opened in the interior of the rotating arm 401. The spring 406 is fixedly connected to the interior of the adjusting slot 405. The through slot 407 is opened on the side wall of the rotating arm 401. The connecting plate 409 is fixedly connected to the side wall of the plug rod 408. The dial 410 is fixedly connected to the outer end of the connecting plate 409. The bolt 402 is threadedly connected to the interior of the thread groove 303. The movable slot 404 communicates with the interior cavity of the adjusting slot 405. The through slot 407 communicates with the interior cavities of the movable slot 404 and the adjusting slot 405. The plug rod 408 is slidably inserted into the interior of the adjusting jack 305. The connecting plate 409 is slidably connected to the interior of the through slot 407.

[0027] By arranging the plug rod 408, it is convenient to insert it into the interior of the fixing plate 304 to lock the trowel main body 301. By arranging the spring 406, it is convenient to prevent the plug rod 408 from moving to release the lock on the trowel main body 301 during operation. By arranging the bolt 402, it is convenient to fix the other end of the trowel main body 301.

[0028] Please refer to Figure 4, the troweling mechanism 3 includes a trowel body 301, a connecting plate 302, a screw groove 303, a fixing plate 304 and an adjustment jack 305. The trowel body 301 is arranged at the bottom of the angle adjustment mechanism 4. The connecting plate 302 is fixedly connected to the upper surface of the trowel body 301. The screw groove 303 is opened on the upper surface of the connecting plate 302. The fixing plate 304 is fixedly connected to the upper surface of the connecting plate 302. The adjustment jack 305 is opened on the side wall of the fixing plate 304. The fixing plate 304 is movably inserted into the inside of the fixing groove 403. The connecting plate 302 is arranged at the bottom of the rotating arm 401.

[0029] By providing the adjustment jack 305, it is convenient to adjust the inward angle of the trowel body 301 during use, so that the trowel body 301 can effectively improve the slurry collecting effect after rotating a certain angle both horizontally and vertically.

[0030] Working principle: When a trowel adjustment mechanism is in use, in the initial state, first, the bottom of the troweling machine main body 1 is connected to the transmission shaft 104 through the reduction gear 103. The connecting shafts 105 arranged on the transmission shaft 104 are respectively connected to the troweling mechanism 3 and the angle adjustment mechanism 4. At the same time, a sub-arm 201 and a control button 202 are provided at the top of the main arm 2 installed on the side wall of the troweling machine main body 1, so as to facilitate the control of the troweling machine main body 1 and use the troweling mechanism 3 and the angle adjustment mechanism 4 to perform troweling operations;

[0031] When it is necessary to quickly install the trowel body 301, first, dial the dial 410 outward so that it retracts the insertion rod 408 into the inside of the movable groove 404 through the connecting plate 409 and compresses the spring 406. Then, place the connecting plate 302 at the bottom of the rotating arm 401 and insert the fixing plate 304 into the inside of the fixing groove 403. After the fixing plate 304 is inserted into the fixing groove 403, align the adjustment jack 305 with the hole position of the movable groove 404 and release the dial 410. The insertion rod 408 will move and insert into the inside of the adjustment jack 305 under the elastic push of the spring 406 to lock the fixing plate 304. Finally, use the bolt 402 to pass through the rotating arm 401 and thread it into the inside of the screw groove 303 to fix the connecting plate 302. This device is convenient for quickly installing the trowel body 301.

[0032] When it is necessary to adjust the inward angle of the trowel body 301 to improve the slurry collecting effect, first loosen the bolt 402 and move the dial 410 outward to drive the insertion rod 408 to move outward and extract it from the inside of the adjustment jack 305 to release the locking of the fixing plate 304. Then, rotate the connecting plate 302 horizontally with the screw groove 303 as the fulcrum to adjust the angle and align the adjustment jack 305 at the corresponding angle with the movable slot 404. After the horizontal angle of the trowel body 301 is adjusted to the required angle, release the dial 410, and the spring 406 rebounds to push the insertion rod 408 to reset and re-insert it into the inside of the adjustment jack 305 to lock the fixing plate 304. At this time, rotate the adjustment knob 203 to control the connecting shaft 105 to drive the polishing mechanism 3 and the angle adjustment mechanism 4 to rotate longitudinally by a certain angle as a whole, so that the trowel body 301 can better fit the ground. This device is convenient for adjusting the inward angle of the trowel body 301 to improve the slurry collecting effect.

[0033] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spatula adjustment mechanism, comprising a trowel body (1), characterized in that: A main arm (2) is provided on one side of the trowel machine body (1); a trowel mechanism (3) for facilitating trowel operations is provided at the bottom of the trowel machine body (1); and an angle adjustment mechanism (4) for facilitating adjusting the use angle of the trowel mechanism (3) is provided at the bottom of the trowel machine body (1); An angle adjustment mechanism (4), the angle adjustment mechanism (4) comprising a rotating arm (401), a bolt (402), a fixed groove (403), a movable groove (404) and an insertion rod (408), the rotating arm (401) being arranged below a trowel machine body (1), the bolt (402) being threadedly inserted into one end of the rotating arm (401), the fixed groove (403) being arranged at the bottom of the rotating arm (401), the movable groove (404) being arranged at the inner wall of the fixed groove (403), and the insertion rod (408) being slidably inserted into the interior of the movable groove (404).

2. A spatula adjustment mechanism according to claim 1, characterized in that: The angle adjustment mechanism (4) further comprises an adjustment slot (405), a spring (406), a through slot (407), a connecting plate (409) and a paddle (410); the adjustment slot (405) is arranged inside the rotating arm (401); the spring (406) is fixedly connected inside the adjustment slot (405); the through slot (407) is arranged on a side wall of the rotating arm (401); the connecting plate (409) is fixedly connected to a side wall of the insertion rod (408); and the paddle (410) is fixedly connected to an outer end of the connecting plate (409).

3. A spatula adjustment mechanism according to claim 1, characterized in that: The bottom of the trowel machine body (1) is fixedly connected to a protective frame (101), the bottom of the protective frame (101) is fixedly connected to a protective plate (102), the bottom of the trowel machine body (1) is fixedly installed with a reducer (103), the bottom output end of the reducer (103) is rotatably connected to a transmission shaft (104), and a connecting shaft (105) is provided on the side wall of the transmission shaft (104).

4. A spatula adjustment mechanism according to claim 1, characterized in that: The top end of the main arm (2) is fixedly connected to a secondary arm (201), the inner side of the secondary arm (201) is fixedly connected to a control button (202), and the top end of the main arm (2) is provided with an adjustment knob (203).

5. A spatula adjustment mechanism according to claim 1, characterized in that: The trowel mechanism (3) comprises a trowel body (301), a connecting plate (302), a screw groove (303), a fixing plate (304) and an adjustment socket (305); the trowel body (301) is arranged at the bottom of the angle adjustment mechanism (4); the connecting plate (302) is fixedly connected to the upper surface of the trowel body (301); the screw groove (303) is provided on the upper surface of the connecting plate (302); the fixing plate (304) is fixedly connected to the upper surface of the connecting plate (302); and the adjustment socket (305) is provided on the side wall of the fixing plate (304).

6. A spatula adjustment mechanism according to claim 3, characterized in that: The protective plate (102) is arranged below the polishing mechanism (3) and the angle adjustment mechanism (4).

7. A spatula adjustment mechanism according to claim 5, characterized in that: The fixing plate (304) is movably inserted into the fixing groove (403), and the connecting plate (302) is arranged at the bottom of the rotating arm (401).

8. A spatula adjustment mechanism according to claim 2, characterized in that: The bolt (402) is threadedly connected to the inside of the screw groove (303); the movable groove (404) is in communication with the inner cavity of the adjustment groove (405); the through groove (407) is in communication with the inner cavities of the movable groove (404) and the adjustment groove (405); the insertion rod (408) is slidably inserted into the inside of the adjustment socket (305); and the connecting plate (409) is slidably connected to the inside of the through groove (407).

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