Grinding machine with combination function

Abstract

The utility model discloses a grinding machine with a combined function. The grinding machine comprises a grinding machine main body, the short handle assembly is arranged on the grinding machine main body; the long handle assembly is detachably and electrically connected to the grinding machine main body; and the battery assembly is detachably and electrically connected to the grinding machine main body or the long handle assembly. According to the utility model, the accessories of the polisher can be detachably and electrically connected and combined according to the actual demand of a user, so that the handheld polishing operation or the long operating rod type polishing operation of the polisher is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of grinders, and in particular to a grinder with combined functions. Background Art

[0002] A grinder is an electric tool that uses electricity as a power source, and uses a motor to drive the sanding disc on the end surface of the sanding disc to rotate at high speed to grind and clean the wall surface; grinders are generally divided into two types, one is a handheld grinder, and the other is a long operating rod grinder. In the prior art, the handle and the grinder body of both the handheld grinder and the long operating rod grinder are generally fixedly connected.

[0003] Announcement No. CN2165032928U provides a wall grinder, including a grinder head and a support rod, one end of the support rod is connected to the grinder head, a motor and a grinding disc are arranged inside the casing, and the grinding disc is installed in the grinding disc installation part; a dust outlet is provided on the top of the casing, a dust inlet is provided in the grinding disc installation part below the casing, a dust outlet channel is connected between the dust inlet and the dust outlet, a dust outlet impeller is provided in the dust outlet channel, the dust outlet impeller is installed on the motor shaft, and the motor can drive the dust outlet impeller to rotate; a heat dissipation impeller is also provided on the motor shaft, and a heat dissipation port is provided on the casing, and the rotation of the heat dissipation impeller can drive air to flow in or out of the heat dissipation port, thereby dissipating the heat of the motor. Although this technical solution can realize the wall grinding operation, its long support rod and the main body of the grinder are inconvenient to disassemble. When hand-held grinding is required, other hand-held grinders need to be used for grinding operations, which reduces the user experience to a certain extent and increases the cost of use. Utility Model Content

[0004] One of the purposes of the utility model is to provide a grinder with combined functions so as to solve the problem that the existing grinders do not have both the handheld mode and the long operating rod mode.

[0005] The utility model is a grinding machine with combined functions which can be realized by the following technical solutions:

[0006] The utility model discloses a grinder with combined functions, comprising a grinder body; at least one short handle assembly, which is arranged on the grinder body; a long handle assembly, which is detachably electrically connected to the grinder body; and a battery assembly, which is detachably electrically connected to the grinder body or the long handle assembly.

[0007] In one embodiment, a first connecting cavity is provided on the grinder body, and first guide grooves are symmetrically provided at both ends of the first connecting cavity; a first clamping hole is also provided on the first connecting cavity.

[0008] In one embodiment, the long handle assembly includes a connecting head, which is detachably electrically connected to the first connecting cavity; a connecting tube rotatably connected to the connecting head, which is a hollow tube; and a button mechanism fixedly connected to the connecting tube, which is electrically connected to the connecting head.

[0009] In one embodiment, at least one sleeve is provided through the connecting pipe.

[0010] In one embodiment, two first guide blocks are symmetrically arranged on one end of the connector, and the two first guide blocks are respectively arranged corresponding to the first guide grooves; a first movable buckle is also movably arranged on the connector, and is detachably buckled with the first buckle hole.

[0011] In one embodiment, the connecting pipe is rotatably arranged on the connecting head via a rotating shaft, and the rotating shaft is a locking thumb screw or a damping shaft.

[0012] In one embodiment, the connecting tube is a hollow telescopic tube.

[0013] In one embodiment, a second connecting cavity is provided on one side of the button mechanism, and second guide grooves are symmetrically provided at both ends of the second connecting cavity; a second clamping hole is also provided on the second connecting cavity.

[0014] In one embodiment, two second guide blocks are symmetrically arranged on the battery assembly, and the two are respectively arranged corresponding to the corresponding first guide groove or the second guide groove; the battery assembly is also movably provided with a second movable buckle, which can be detachably connected with the first buckle hole or the second buckle hole.

[0015] In one embodiment, the grinder body and the long handle assembly are respectively provided with a first button and a second button, which are respectively electrically connected to the grinder body.

[0016] Compared with the prior art, the beneficial effects of the grinder with combined functions of the utility model are as follows:

[0017] The utility model discloses a grinder with combined functions, which realizes handheld grinding operation of the grinder through detachable electrical connection between the grinder body, the short handle assembly and the battery assembly; realizes long operating rod type grinding operation of the grinder through detachable electrical connection between the grinder body, the long handle assembly and the battery assembly, and can carry out detachable electrical connection combination between the grinder accessories according to the actual needs of the user, thereby effectively solving the problem that the existing grinders do not have both handheld and long operating rod modes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a structural schematic diagram of a grinder with combined functions in the first use state of the utility model;

[0020] Figure 2 It is a schematic diagram of the wave explosion structure of a grinder with combined functions in the first use state of the utility model, a grinder body, a long handle assembly and a battery assembly;

[0021] Figure 3 It is a structural schematic diagram of a grinder with combined functions in the second use state of the utility model;

[0022] Figure 4 yes Figure 2 The structural schematic diagram of the grinding machine body shown;

[0023] Figure 5 yes Figure 2 A schematic diagram of the structure of the long handle assembly shown;

[0024] Figure 6 yes Figure 5 An exploded structural diagram of the long handle assembly shown, including the button mechanism;

[0025] Figure 7 yes Figure 6 The structural schematic diagram of the key mechanism shown;

[0026] Figure 8 yes Figure 2 Schematic diagram of the structure of the battery assembly shown.

[0027] Markings in the figure: 10, grinder; 11, grinder body; 111, first connecting cavity; 1111, first guide groove; 1112, first clamping hole; 112, first button; 113, fixing hole; 12, short handle assembly; 121, connecting piece; 1211, connecting hole; 122, handle body; 13, long handle assembly; 131, connecting head; 1311, first guide block; 1312, first movable buckle; 1313, shaft hole; 132, connecting tube; 1321, shaft; 133, button mechanism; 1331, second connecting cavity; 13311, second guide groove; 13312, second clamping hole; 1332, second button; 134, sleeve; 14, battery assembly; 141, second guide block; 142, second movable buckle. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. The components of the embodiment of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0029] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] See also Figure 1-Figure 8 As shown, the utility model is a grinder 10 with combined functions, comprising a grinder body 11, at least one short handle assembly 12, a long handle assembly 13 and a battery assembly 14; the grinder body 11 is a main grinding structure; at least one short handle assembly 12 is arranged on the grinder body 11, so as to facilitate handheld grinding operation of the grinder body 11; one end of the long handle assembly 13 is detachably electrically connected to the grinder body 11, so as to facilitate long operating rod type grinding operation of the grinder body 11; the battery assembly 14 is detachable The battery assembly 14 is electrically connected to the grinder body 11 or the long handle assembly 13. When the battery assembly 14 is detachably electrically connected to the grinder body 11, the battery assembly 14 directly supplies power to the grinder body 11, and hand-held grinding operations are performed by holding the corresponding short handle assembly 12; when the battery assembly 14 is detachably electrically connected to the other end of the long handle assembly 13, the battery assembly 14 supplies power to the grinder body 11 through the long handle assembly 13, and long operating rod type grinding operations are performed by holding the long handle assembly 13.

[0031] See also Figure 1-Figure 4As shown, in this embodiment, a first connecting cavity 111 is provided on the grinder body 11, and first guide grooves 1111 are symmetrically provided at both ends. When the long handle assembly 13 or the battery assembly 14 is detachably electrically connected to the grinder body 11 through the first connecting cavity 111, the first guide groove 1111 guides and limits the long handle assembly 13 or the battery assembly 14; a first clamping hole 1112 is also provided on the first connecting cavity 111, and the long handle assembly 13 or the battery assembly 14 is connected by the first clamping hole 1112 for detachable clamping. Specifically, the grinder body 11 adopts the prior art, so its specific structure and working process are not described here, as long as the present application is satisfied, a first button 112 is also provided on the grinder body 11, and the switch and function setting of the grinder body 11 are controlled by the first button 112; a plurality of fixing holes 113 are provided on the grinder body 11, and at least one short handle assembly 12 is fixedly connected to the grinder body 11 through the corresponding fixing holes 113.

[0032] See also Figure 1-Figure 3 As shown, in this embodiment, two short handle assemblies 12 are symmetrically fixedly arranged on the grinder body 11, so that the user can grasp the corresponding short handle assemblies 12 with both hands to perform handheld grinding operations. In other embodiments, the number of short handle assemblies 12 can be one, three or other plurality, and the number is set according to actual needs. In this embodiment, the short handle assembly 12 includes a connecting member 121 and a handle body 122, the connecting member 121 is fixedly arranged on the side of the grinder body 11, and the handle body 122 is arranged on the connecting member 121, so that the user can hold it by hand; in other embodiments, the connecting member 121 and the handle body 122 can also be integrally formed; specifically, at least one connecting hole 1211 is provided through the connecting member 121, and the screw is threadedly connected to the corresponding fixing hole 113 through the connecting hole 1211, so that the connecting member 121 is fixedly installed on the grinder body 11.

[0033] See also Figure 1 , Figure 2 , Figure 5 and Figure 6As shown, the long handle assembly 13 includes a connecting head 131, a connecting tube 132, a button mechanism 133 and at least one sleeve 134; the connecting head 131 is detachably electrically connected to the first connecting cavity 111, thereby realizing a fixed electrical connection between the long handle assembly 13 and the grinder body 11; the connecting tube 132 is a hollow tube body, which is convenient for the connecting wire to pass through, one end of the connecting tube 132 is rotatably connected to the connecting head 131, thereby realizing an angle adjustment with the grinder body 11, and the other end is fixedly connected to the button mechanism 133; the button mechanism 133 is electrically connected to the connecting head 131, thereby facilitating the control of the switch and function settings of the grinder body 11; at least one sleeve 134 is arranged through the connecting tube 132, and the friction between the user's palm and the connecting tube 132 is increased by the sleeve 134, thereby making it more convenient to firmly grasp the connecting tube 132.

[0034] See also Figure 5 and Figure 6 As shown, in this embodiment, two first guide blocks 1311 are symmetrically arranged on one end of the connecting head 131, and the two blocks respectively cooperate with the corresponding first guide grooves 1111, so as to realize the guiding operation when the long handle assembly 13 is connected to the grinder body 11; the connecting head 131 is also provided with a first movable buckle 1312 and a rotating shaft hole 1313, respectively. The first movable buckle 1312 is movably arranged on the connecting head 131 and cooperates with the first clamping hole 1112, so as to realize the detachable fixed connection between the long handle assembly 13 and the grinder body 11, and the first movable buckle 1312 is pressed to disengage it from the first clamping hole 1112, so as to facilitate the removal of the long handle assembly 13 from the grinder body 11; the rotating shaft hole 1313 is arranged through the connecting head 131, and one end of the connecting pipe 132 is rotatably arranged on the connecting head 131 through the rotating shaft hole 1313.

[0035] See also Figure 5 and Figure 6 As shown, in this embodiment, the connecting tube 132 is a streamlined hollow metal tube, which is rotatably arranged on the connecting head 131 through a rotating shaft 1321. Specifically, the rotating shaft 1321 can be a locking thumb screw or a damping shaft. In this embodiment, the rotating shaft 1321 is a damping shaft. In other embodiments, the connecting tube 132 can also be a telescopic hollow tube, which facilitates the storage and transportation of the long handle assembly 13.

[0036] See also Figure 5-Figure 7As shown, in this embodiment, a second connection cavity 1331 is provided on one side of the button mechanism 133, and second guide grooves 13311 are symmetrically provided at both ends. When the battery assembly 14 is detachably electrically connected to the button mechanism 133 through the second connection cavity 1331, the second guide groove 13311 guides and limits the battery assembly 14; a second clamping hole 13312 is also provided on the second connection cavity 1331, and a detachable clamping connection is performed with the battery assembly 14 through the second clamping hole 13312. Specifically, a second button 1333 is also provided on the button mechanism 133. When the long handle assembly 13 is fixedly electrically connected to the grinder body 11, the switch and function settings of the grinder body 11 can be controlled by the second button 1333, so as to facilitate the long operating rod type grinding operation.

[0037] See also Figure 1 , Figure 2 and Figure 8 As shown, in this embodiment, the battery assembly 14 adopts a polymer lithium-ion battery, and two second guide blocks 141 are symmetrically arranged on it, which respectively cooperate with the corresponding first guide groove 1111 or the second guide groove 13311, so as to realize the guiding operation when the battery assembly 14 is connected to the grinder body 11 or the button mechanism 133; the battery assembly 14 is also provided with a second movable buckle 142, which is movably arranged on the battery assembly 14 and can cooperate with the first clamping hole 1112 or the second clamping hole 13312, so that the battery assembly 14 is detachably fixedly connected to the grinder body 11 or the button mechanism 133, and the second movable buckle 142 is pressed to disengage it from the first clamping hole 1112 or the second clamping hole 13312, so as to facilitate the removal of the battery assembly 14 from the grinder body 11 or the button mechanism 133.

[0038] It should be noted that the specific working process of the grinder 10 with combined functions of the utility model is: when hand-held grinding operation is required, the battery assembly 14 is directly detachably fixed and electrically connected to the grinder body 11, and the battery assembly 14 directly supplies power to the grinder body 11, and the hand-held grinding operation is performed by holding the corresponding short handle assembly 12; when long operating rod type grinding operation is required, one end of the long handle assembly 13 is detachably fixed and electrically connected to the grinder body 11, and the other end thereof is detachably fixed and electrically connected to the battery assembly 14, and the battery assembly 14 supplies power to the grinder body 11 through the long handle assembly 13, and the long operating rod type grinding operation is performed by holding the long handle assembly 13.

[0039] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0040] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A grinding machine with combined functions, It is characterized in that include: Grinding machine body; at least one short handle assembly disposed on the sander body; a long handle assembly which is removably electrically connected to the grinder body; A battery assembly is detachably and electrically connected to the grinder body or the long handle assembly.

2. A grinding machine with combined functions according to claim 1, It is characterized in that The grinder body is provided with a first connecting cavity, and first guide grooves are symmetrically arranged at both ends of the first connecting cavity; the first connecting cavity is also provided with a first clamping hole.

3. A grinding machine with combined functions according to claim 2, It is characterized in that The long handle assembly includes a connecting head, which is detachably electrically connected to the first connecting cavity; a connecting tube rotatably connected to the connecting head, which is a hollow tube body; and a button mechanism fixedly connected to the connecting tube, which is electrically connected to the connecting head.

4. A grinding machine with combined functions according to claim 3, It is characterized in that At least one sleeve is penetrated through the connecting pipe.

5. A grinding machine with combined functions according to claim 3, It is characterized in that Two first guide blocks are symmetrically arranged on one end of the connector, and the two first guide blocks are respectively arranged corresponding to the first guide grooves; a first movable buckle is also movably arranged on the connector, and is detachably buckled with the first buckle hole.

6. A grinding machine with combined functions according to claim 3, It is characterized in that The connecting pipe is rotatably arranged on the connecting head via a rotating shaft, and the rotating shaft adopts a locking thumb screw or a damping shaft.

7. A grinding machine with combined functions according to claim 3, It is characterized in that The connecting pipe is a hollow telescopic pipe.

8. A grinding machine with combined functions according to claim 3, It is characterized in that A second connecting cavity is arranged on one side of the button mechanism, and second guide grooves are symmetrically arranged at both ends of the second connecting cavity; a second clamping hole is also arranged on the second connecting cavity.

9. A grinding machine with combined functions according to claim 8, It is characterized in that Two second guide blocks are symmetrically arranged on the battery assembly, and the two are respectively arranged corresponding to the corresponding first guide groove or the second guide groove; the battery assembly is also movably provided with a second movable buckle, which can be detachably connected with the first buckle hole or the second buckle hole.

10. A grinding machine with combined functions according to any one of claims 1 to 9, It is characterized in that The grinder body and the long handle assembly are respectively provided with a first button and a second button, which are respectively electrically connected to the grinder body.

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