CN220162369U

CN220162369U - Motor gear box and nail shooter

Info

Publication number: CN220162369U
Application number: CN202321941774.5U
Authority: CN
Inventors: 杨永峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2023-12-12
Anticipated expiration: 2033-07-24

Abstract

The utility model provides a motor gear box and a nail shooter, which belong to the technical field of nail shooters, wherein the motor gear box comprises a motor, a reduction gear set and a shell, the shell comprises a first shell and a second shell, one end of the first shell is provided with a first opening, one end of the second shell is provided with a second opening, the first shell at the first opening can be covered with the second shell at the second opening, the motor is arranged in the first shell, and the reduction gear set is arranged in the second shell. According to the motor gear box and the nail shooter, the motor gear box cancels the shell of the motor structure and the reduction gearbox structure in the prior art, the motor and the reduction gear set are simultaneously accommodated in the shell, the structural design is simplified, the assembly difficulty of the motor structure and the reduction gearbox structure is reduced, the assembly difficulty of the nail shooter is further reduced, and the space utilization rate of the nail shooter is improved.

Description

Motor gear box and nail shooter

Technical Field

The utility model belongs to the technical field of nail shooters, and particularly relates to a motor gear box and a nail shooter.

Background

The nail shooter is a fastening tool for driving the nail into a building body, and a lifting mechanism in the nail shooter in the prior art mainly comprises a motor, a reduction gearbox and a lifting wheel, but the existing motor and the reduction gearbox are usually designed into two independent parts, and an additional connecting structure is needed for connecting the motor and the reduction gearbox, so that the assembly difficulty and the workload of the nail shooter are increased, and the occupied space of the lifting mechanism in the nail shooter is increased.

Disclosure of Invention

The embodiment of the utility model provides a motor gear box and a nail shooter, which are used for solving the technical problems of high connection difficulty and large occupied space of a motor and a reduction gearbox of the nail shooter in the prior art.

To this end, according to one aspect of the present utility model, there is provided a motor gear box comprising:

a motor;

a reduction gear set assembled with the motor; and

the shell comprises a first shell and a second shell, wherein a first opening is formed in one end of the first shell, a second opening is formed in one end of the second shell, the first shell at the first opening can be covered on the second shell at the second opening, the motor is arranged in the first shell, and the reduction gear set is arranged in the second shell.

Optionally, the first housing is composed of a sleeve with one port forming the first opening and an end cap disposed at the other port of the sleeve.

Optionally, an annular protrusion is provided on an inner wall surface of the sleeve, the annular protrusion and the end cap cooperating to limit axial displacement of the motor.

Optionally, the annular protrusion is disposed proximate the first opening.

Optionally, the sleeve and the end cap are detachably connected together by a bolt, and the sleeve and the second housing are detachably connected together by a bolt and a nut.

Optionally, ventilation grooves are formed in the sleeve and the end cover.

Optionally, the first housing and the second housing are both cylindrical.

Optionally, a first circumferential limit structure is arranged between the first shell and the motor, and the first circumferential limit structure comprises a first strip-shaped protrusion arranged on the first shell and a first strip-shaped groove arranged on the motor.

Optionally, a second circumferential limit structure is disposed between the second housing and the reduction gear set, and the second circumferential limit structure includes a second bar-shaped protrusion disposed on the reduction gear set and a second bar-shaped groove disposed on the second housing.

The motor gear box provided by the utility model has the beneficial effects that: compared with the prior art, the motor gear box comprises a motor, a reduction gear set and a shell, wherein the shell comprises a first shell and a second shell, a first opening is formed in one end of the first shell, a second opening is formed in one end of the second shell, the first shell at the first opening can be covered on the second shell at the second opening, the motor is arranged in the first shell, and the reduction gear set is arranged in the second shell.

According to another aspect of the present utility model there is provided a nail gun comprising a motor gearbox as described above.

The nail shooter provided by the utility model has the beneficial effects that: compared with the prior art, the nail shooter comprises the motor gear box, so that the structural design of the nail shooter is simplified, the assembly difficulty of the nail shooter is reduced, and the space utilization rate of the nail shooter is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of an explosion structure of a motor gear box according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of an explosion structure of a motor gear box according to an embodiment of the present utility model.

Wherein, each reference sign in the figure:

10. a motor; 20. a reduction gear set; 30. a housing; 310. a first housing; 311. a sleeve; 3111. a first opening; 312. an end cap; 313. a ventilation groove; 320. a second housing; 321. a second opening; 40. a first circumferential limit structure; 410. a first bar-shaped protrusion; 420. a first bar-shaped groove; 50. a second circumferential limit structure; 510. a second bar-shaped protrusion; 520. and a second strip-shaped groove.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In accordance with one aspect of the present utility model, an embodiment of the present utility model provides a gear box of a motor 10, referring to fig. 1 and 2 together, the gear box of the motor 10 comprises a motor 10, a reduction gear set 20 and a housing 30, wherein the reduction gear set 20 is assembled with the motor 10; the housing 30 includes a first housing 310 and a second housing 320, a first opening 3111 is provided at one end of the first housing 310, a second opening 321 is provided at one end of the second housing 320, the first housing 310 at the first opening 3111 can be covered with the second housing 320 at the second opening 321, the motor 10 is installed in the first housing 310, and the reduction gear set 20 is installed in the second housing 320.

In the embodiment of the utility model, the gear box of the motor 10 comprises the motor 10, the reduction gear set 20 and the shell 30, the shell 30 comprises the first shell 310 and the second shell 320, one end of the first shell 310 is provided with the first opening 3111, one end of the second shell 320 is provided with the second opening 321, the first shell 310 at the first opening 3111 can be covered with the second shell 320 at the second opening 321, the motor 10 is arranged in the first shell 310, the reduction gear set 20 is arranged in the second shell 320, thus, the gear box of the motor 10 cancels the shell of the motor 10 structure and the reduction gear set structure in the prior art, the motor 10 and the reduction gear set 20 are simultaneously accommodated in the shell 30, the structural design is simplified, the assembly difficulty of the motor 10 structure and the reduction gear set structure is reduced, and the occupied space of the motor 10 structure and the reduction gear set structure is reduced.

In one embodiment, referring to fig. 1 and 2 together, the first housing 310 is composed of a sleeve 311 and an end cap 312, wherein one port of the sleeve 311 is formed into a first opening 3111, and the end cap 312 is disposed at the other port of the sleeve 311.

Thus, the first housing 310 is formed by the sleeve 311 and the end cover 312 in two split structures, so that a worker can conveniently mount the motor 10 in the first housing 310 or dismount the motor from the first housing 310, and the assembly difficulty is further reduced.

In one embodiment, the sleeve 311 is provided with an annular protrusion on an inner wall surface, which cooperates with the end cap 312 to limit axial displacement of the motor 10.

By the arrangement, the motor 10 is axially and limitedly arranged in the first shell 310, so that the shaking of the motor 10 in the first shell 310 is reduced, and the stability of the gear box of the motor 10 in use is ensured.

In one embodiment, the annular protrusion is disposed proximate the first opening 3111 to provide maximum mounting space for the motor 10.

In one embodiment, the sleeve 311 is detachably coupled to the end cap 312 by bolts, and the sleeve 311 is detachably coupled to the second housing 320 by bolts and nuts.

For example, referring to fig. 1 and 2, a plurality of threaded holes are uniformly distributed on the end surface of the sleeve 311 facing the end cover 312, through holes corresponding to the threaded holes are formed in the end cover 312, and bolts are screwed into the threaded holes after passing through the through holes, so as to realize detachable connection between the sleeve 311 and the end cover 312.

As an example, referring to fig. 1 and 2, a plurality of connecting plates are uniformly distributed on the outer peripheral surfaces of the sleeve 311 and the second housing 320, the connecting plates on the sleeve 311 and the connecting plates on the second housing 320 can be bonded one by one, mounting holes are formed in the connecting plates, and bolts pass through the mounting holes on the two bonded connecting plates and then are locked by nuts, so that detachable connection between the sleeve 311 and the second housing 320 is realized.

In one embodiment, referring to fig. 1 and 2, the sleeve 311 and the end cap 312 are provided with ventilation slots 313, and the ventilation slots 313 are used for heat dissipation of the motor 10.

In one embodiment, referring to fig. 1 and 2, the first housing 310 and the second housing 320 are both cylindrical.

In other embodiments, the first housing 310 and the second housing 320 may each have a prismatic shape, which is not limited herein.

In one embodiment, referring to fig. 1 and 2 together, a first circumferential limit structure 40 is disposed between the first housing 310 and the motor 10, and the first circumferential limit structure 40 includes a first bar-shaped protrusion 410 disposed on the first housing 310 and a first bar-shaped groove 420 disposed on the motor 10.

In this way, the first housing 310 and the motor 10 are limited to move in the circumferential direction in the first housing 310 by the first circumferential limiting structure 40, so that the shake of the motor 10 in the first housing 310 is reduced, and the stability of the gear box of the motor 10 in use is ensured.

In one embodiment, referring to fig. 1 and 2 together, a second circumferential limit structure 50 is disposed between the second housing 320 and the reduction gear set 20, and the second circumferential limit structure 50 includes a second bar-shaped protrusion 510 disposed on the reduction gear set 20 and a second bar-shaped groove 520 disposed on the second housing 320.

In this way, the second housing 320 and the reduction gear set 20 limit the movement of the reduction gear set 20 in the second housing 320 along the circumferential direction through the second circumferential limit structure 50, so that the shake of the reduction gear set 20 in the second housing 320 is reduced, and the stability of the gear box of the motor 10 in use is ensured.

According to another aspect of the present utility model, an embodiment of the present utility model also provides a nail gun comprising a motor 10 gearbox as described above.

In the embodiment of the utility model, the nail shooter comprises the motor 10 gear box, so that the structural design of the nail shooter is simplified, the assembly difficulty of the nail shooter is reduced, and the space utilization rate of the nail shooter is improved.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of the utility model should be assessed as that of the appended claims.

Claims

1. A motor gearbox, comprising:

a motor;

a reduction gear set assembled with the motor; and

2. The motor gearbox of claim 1, wherein the first housing is comprised of a sleeve and an end cap, one port of the sleeve forming the first opening, the end cap being disposed at the other port of the sleeve.

3. The motor gear box according to claim 2, wherein an annular protrusion is provided on an inner wall surface of the sleeve, the annular protrusion and the end cap cooperating to limit axial displacement of the motor.

4. A motor gearbox according to claim 3, characterised in that said annular projection is arranged adjacent to said first opening.

5. The motor gearbox of claim 2, wherein the sleeve is removably coupled to the end cap by a bolt, and the sleeve is removably coupled to the second housing by a bolt and a nut.

6. The motor gearbox of claim 2, wherein the sleeve and the end cap are each provided with a vent slot.

7. The motor gearbox of any one of claims 1-6, wherein the first housing and the second housing are each cylindrical.

8. The motor gearbox of any one of claims 1-6, wherein a first circumferential limit structure is provided between the first housing and the motor, the first circumferential limit structure comprising a first bar-shaped protrusion provided on the first housing and a first bar-shaped groove provided on the motor.

9. The motor gearbox of any one of claims 1-6, wherein a second circumferential limit structure is provided between the second housing and the reduction gear set, the second circumferential limit structure comprising a second bar-shaped protrusion provided on the reduction gear set and a second bar-shaped groove provided on the second housing.

10. A nail shooter comprising a motor gearbox according to any one of claims 1 to 9.