CN201249396Y

CN201249396Y - Telescopic wall surface grinding machine

Info

Publication number: CN201249396Y
Application number: CNU2008201347048U
Authority: CN
Inventors: 应志宁
Original assignee: 应志宁
Current assignee: Shanghai Ken Tools Co.,Ltd.
Priority date: 2008-09-08
Filing date: 2008-09-08
Publication date: 2009-06-03
Anticipated expiration: 2018-09-08

Abstract

The utility model relates to a telescopic wall surface grinding machine which comprises a hand-hold main pipe, a grinding head, a grinding head fixed base, a driving motor and a driving flexible shaft. The driving motor is arranged on the hand-hold main pipe; the grinding head is connected with the driving motor through the driving flexible shaft; the hand-hold main pipe consists of a front pipe and a rear pipe which are in telescopic connection, and the telescopic positions of the front pipe and the rear pipe are locked by a locking device. In the structure, the hand-hold main shaft is telescopic, so when the the hand-hold main pipe is used, the length of the hand-hold main pipe can be adjusted according to actual requirements to facilitate the operation; at the same time, when the wall surface grinding machine is packed for transportation, the purpose for reducing the volume and the occupied space can be achieved through flexing the length of the hand-hold main pipe.

Description

A kind of telescopic wall surface grinding machine

Technical field:

The utility model relates to a kind of at the wall surface grinding machine that whitewashes, lays paint on the wall, wall is polished and cleaned before the sticking wallpaper etc.

Background technology:

At present, wall surface grinding machine on the market mostly comprises the hand-held person in charge, is installed in the motor on hand-held the person in charge and is installed in the hand-held sanding apparatus of being responsible for front end, during use, people are held in the hand-held rear end of being responsible for, because the hand-held length of being responsible for is longer, thereby can polish to higher metope, yet, when need owing to be subjected to the hand-held restriction of being responsible for length, operate and just become very inconvenient to lower metope (for example being lower than the metope of human body height) when polish.Simultaneously, the hand-held length of being responsible for makes sander bulky, thereby makes troubles and inconvenience also for people's packed and transported, is unfavorable for the control of cost.

In addition, the drive motors of existing wall surface grinding machine is installed in the hand-held rear end of being responsible for, driving snake one end is connected with grinding head, the other end stretches in hand-held the person in charge and along the hand-held length direction of being responsible for and extends, so that be connected with the hand-held drive motors of being responsible for the rear end, it is very long that this structure makes that not only driving snake will design, and increased manufacturing cost, nor be beneficial to the installation and removal of driving snake.

The utility model content:

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, a kind of telescopic wall surface grinding machine is provided, it is not only simple in structure, installing/dismounting is easy, easy to operate, and during packed and transported volume little, occupy little space, help the control of cost.

The telescopic wall surface grinding machine that provides according to the utility model, comprise the hand-held person in charge, grinding head, grinding head holder, drive motors and driving snake, drive motors is installed on hand-held the person in charge, grinding head is connected with drive motors by driving snake, the described hand-held person in charge is made up of the preceding pipe and the back pipe of scalable connection, and the telescopic location of preceding Guan Yuhou pipe is by locking device locking.

The utility model also has following attached technical characterictic:

Inside pipe wall is provided with an axially extended raised line before described, and pipe and its outer wall are provided with the groove that matches with raised line before being placed in the pipe of described back.

Described locking device comprises guard shield that is fixed on preceding pipe rear end and the locking nut that is coated at the back pipe, described guard shield rear end forms a taper perisporium, described taper perisporium outer surface is provided with the screw thread that cooperates with locking nut, also has the bar-shaped trough that some edges circumferentially distribute on the described taper perisporium wall.

Described raised line is a hollow raised line, its ring-shaped section and ring-shaped, described before pipe to should being provided with first breach on the back end outer surface of hollow raised line, described guard shield inner surface is provided with the arcwall that the projection that cooperates with first breach and backstop are managed terminal surface before described.

Described drive motors is installed in the front end downside of described preceding pipe, described drive motors front end is fixedlyed connected with the flange of described preceding pipe front end by a plate, the rear end is coated at described preceding pipe by an adapter sleeve, pipe is provided with second breach before described on the front end outer surface of the described hollow raised line of correspondence, and the inwall of described adapter sleeve is provided with the projection that cooperates with second breach.

Be fixed with a bend pipe on the head capsule of described drive motors, described bend pipe is connected with the grinding head holder by a swing mechanism.

The pipe front end is fixed with a hose that communicates with it before described, and the air suction opening on the other end of described hose and the described grinding head holder joins.

Described guard shield is provided with cable-through hole and joins with this cable-through hole and expose to the cable sheath of guard shield.

On the front end face of described back pipe a dust-proof cushion is installed also.

Described guard shield and adapter sleeve are formed by the two-piece housing butt joint respectively.

According to the telescopic wall surface grinding machine that the utility model provides, prior art has following advantage relatively:

At first, the utility model will be handed to be responsible for and be designed to by scalable being formed by connecting of forward and backward two pipes, and when therefore using, the user can adjust the hand-held length of being responsible for according to actual needs, with the operation of conveniently controlling oneself; Simultaneously, when wall surface grinding machine is carried out packing and transporting, also can reach and reduce volume, reduce the purpose that takes up room, thereby greatly facilitate people's packing and transporting work, help the restraining of cost by shrinking the hand-held length of being responsible for.

Secondly, the utility model is installed in the hand-held front end downside of being responsible for drive motors, can shorten the length of driving snake on the one hand, reduces manufacturing cost, has also made things convenient for the installation and removal of driving snake on the other hand.

Description of drawings:

Introduce the utility model in detail below in conjunction with the drawings and specific embodiments.

The general assembly structural representation of the wall surface grinding machine that provides according to the utility model is provided Fig. 1;

The decomposing schematic representation of the wall surface grinding machine that provides according to the utility model is provided Fig. 2;

Fig. 3 is the local enlarged diagram at C place among Fig. 1;

Fig. 4 is the local enlarged diagram at A place among Fig. 1;

Fig. 5 is the generalized section of B-B among Fig. 1;

Fig. 6 is the local enlarged diagram at D place among Fig. 2;

Fig. 7 is the schematic side view of adapter sleeve left side housing 48 among Fig. 2;

Fig. 8 is the connection diagram of guard shield described in the utility model and preceding pipe.

The specific embodiment:

Referring to Fig. 1 to Fig. 8, the wall surface grinding machine that provides according to the utility model, comprise the hand-held person in charge 1, grinding head 2, grinding head holder 3, drive motors 4 and driving snake 5, drive motors 4 is installed in hand-held person in charge on 1, grinding head 2 is connected with drive motors 4 by driving snake 5, the hand-held person in charge 1 is made up of the preceding pipe 11 and the back pipe 12 of scalable connection, and the telescopic location of preceding pipe 11 and back pipe 12 is by a locking device 6 lockings, promptly before pipe 11 and back pipe 12 it is locked by locking device 6 in flexible back.

Preceding pipe 11 inwalls are provided with an axially extended raised line 111, pipe and its outer wall are provided with the groove 121 that matches with raised line 111 before being placed in the back pipe 12, the cooperation of raised line 111 and groove 121 can be carried out circumferentially spacing to forward and backward pipe, during use, realize hand-held the flexible of 1 length of being responsible for by back pipe 12 forward and backward slips with respect to preceding pipe 11.Locking device 6 comprises guard shield 61 that is fixed on preceding pipe 11 rear ends and the locking nut 62 that is coated at back pipe 12, guard shield 61 rear ends form a taper perisporium 63, taper perisporium 63 outer surfaces are provided with the screw thread 631 that cooperates with locking nut 62, also have the bar-shaped trough 632 that some edges circumferentially distribute on taper perisporium 63 walls, during locking, locking nut 62 is screwed onto on the taper perisporium 63, bar-shaped trough 632 can make taper perisporium 63 produce a certain amount of distortion, thereby guarantee the reliability that locking nut 62 and taper perisporium 63 are spirally connected, simultaneously also can strengthen coupling mechanism force, before preventing, the back pipe is loosening.

Raised line 111 is a hollow raised line, its ring-shaped section and ring-shaped, before pipe 11 to being provided with first breach 112 on the back end outer surface of hollow raised line 111, guard shield 61 inner surfaces are provided with projection 611 and the described preceding arcwall 612 of managing terminal surface 113 of backstop that cooperates with first breach 112, during installation, pipe 11 rear ends before guard shield 61 is coated at, its upper protruding block 611 is stuck in first breach 112, simultaneously, arcwall 612 is preceding pipe terminal surface 113 stops on it, thereby guard shield 61 and preceding pipe 11 rear ends are fixed together.

The front end downside of pipe 11 before drive motors 4 is installed in, its front end is fixedlyed connected with the flange 114 of preceding pipe 11 front ends by a plate 41, pipe 11 before the rear end is coated at by an adapter sleeve 42, preceding pipe 11 is provided with second breach 115 on the front end outer surface of the hollow raised line 111 of correspondence, projection 421 on adapter sleeve 42 inwalls is stuck in second breach 115, thereby drive motors 4 and preceding pipe 11 front ends are fixed together.

Guard shield 61 is provided with cable-through hole 613 and joins with this cable-through hole 613 and expose to the cable sheath 614 of guard shield, during design, the power line of drive motors 4 can enter in the hollow raised line 114 through the adapter sleeve 42 and second breach 115, stretch out with external power source with cable sheath 614 from cable-through hole 613 then and be connected, this cabling mode not only can ensure the aesthetic property of appearance, and can avoid interference and the potential safety hazard of power line to user job.

Be fixed with a bend pipe 7 on the head capsule of drive motors 4, bend pipe 7 is connected with grinding head holder 3 by a swing mechanism 8, during use, about the user can carry out polishing holder 3 by this swing mechanism 8, front and back four direction swing, to be suitable for the metope polishing of diverse location.Preceding pipe 11 front ends are fixed with a hose that communicates with it 9, air suction opening 31 on the other end of hose 9 and the grinding head holder 3 joins, the inner chamber of air suction opening 31, hose 9 and preceding pipe 11 and back pipe 12 has formed dust absorption passage, the dust that is produced in the polishing work just can be discharged to a given place by this dust absorption passage, thereby guarantees the cleaning and the health of working environment.

On the front end face of back pipe 12 dust-proof cushion 10 is installed also, dust was managed 11 in the past and is managed in the joint gap between 11 with the back and to run out of when this dust-proof cushion 10 can prevent work.In addition, guard shield 61 and adapter sleeve 42 are formed by two-

piece housing

68,69 and 48,49 butt joints respectively, so that installation and removal.

The foregoing description is only for the usefulness that the utility model is described; and be not to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from spirit and scope of the present utility model; can also make various variations and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be limited by each claim.

Claims

1. telescopic wall surface grinding machine, comprise hand-held (1), grinding head (2), grinding head holder (3), drive motors (4) and the driving snake (5) be responsible for, drive motors (4) is installed in hand-held person in charge on (1), grinding head (2) is connected with drive motors (4) by driving snake (5), it is characterized in that: the described hand-held person in charge (1) is made up of the preceding pipe (11) and the back pipe (12) of scalable connection, and the telescopic location of preceding pipe (11) and back pipe (12) is by a locking device (6) locking.

2. telescopic wall surface grinding machine according to claim 1, it is characterized in that: pipe (11) inwall is provided with an axially extended raised line (111) before described, and pipe and its outer wall are provided with the groove (121) that matches with raised line (111) before being placed in the described back pipe (12).

3. telescopic wall surface grinding machine according to claim 2, it is characterized in that: described locking device (6) comprises the guard shield (61) that is fixed on preceding pipe (11) rear end and is coated at the locking nut (62) of back pipe (12), described guard shield (61) rear end forms a taper perisporium (63), described taper perisporium (63) outer surface is provided with the screw thread (631) that cooperates with locking nut (62), also has the bar-shaped trough (632) that some edges circumferentially distribute on described taper perisporium (63) wall.

4. telescopic wall surface grinding machine according to claim 3, it is characterized in that: described raised line (111) is a hollow raised line, its ring-shaped section and ring-shaped, pipe (11) is to should being provided with first breach (112) on the back end outer surface of hollow raised line (111) before described, and described guard shield (61) inner surface is provided with projection (611) and the described preceding arcwall (612) of managing terminal surface (113) of backstop that cooperates with first breach (112).

5. telescopic wall surface grinding machine according to claim 4, it is characterized in that: described drive motors (4) is installed in the front end downside of described preceding pipe (11), described drive motors (4) front end is fixedlyed connected with the flange (114) of described preceding pipe (11) front end by a plate (41), the rear end is coated at described preceding pipe (11) by an adapter sleeve (42), pipe (11) is provided with second breach (115) before described on the front end outer surface of the described hollow raised line of correspondence (111), and the inwall of described adapter sleeve (42) is provided with the projection (421) that cooperates with second breach (115).

6. telescopic wall surface grinding machine according to claim 5 is characterized in that: be fixed with a bend pipe (7) on the head capsule of described drive motors (4), described bend pipe (7) is connected with grinding head holder (3) by a swing mechanism (8).

7. according to claim 1 or 2 or 3 or 4 or 5 or 6 described telescopic wall surface grinding machines, it is characterized in that: pipe (11) front end is fixed with a hose that communicates with it (9) before described, and the air suction opening (31) on the other end of described hose (9) and the described grinding head holder (3) joins.

8. according to claim 3 or 4 or 5 or 6 described telescopic wall surface grinding machines, it is characterized in that: described guard shield (61) is provided with cable-through hole (613) and joins with this cable-through hole (613) and expose to the cable sheath (614) of guard shield.

9. telescopic wall surface grinding machine according to claim 8 is characterized in that: on the front end face of described back pipe (12) dust-proof cushion (10) is installed also.

10. telescopic wall surface grinding machine according to claim 5 is characterized in that: described guard shield (61) and adapter sleeve (42) are formed by the two-piece housing butt joint respectively.