CN212839991U - Four-way rotating seat - Google Patents

Abstract

The utility model discloses a four-way roating seat, include: the vertical arm assembly is arranged at the lower end of the vertical arm rotating shaft, and the vertical arm rotating seat is connected with four air outlet pipes. The utility model discloses an integrated on the arm roating seat that hangs down of four outlet ducts of design, four intake pipe are integrated on the arm rotation axis that hangs down, when the arm roating seat that hangs down drives xarm subassembly and the arm rotation axis that hangs down takes place to rotate, independent detached intake pipe and outlet duct can not twine on xarm subassembly and the arm subassembly that hangs down, make the trachea winding impaired when effectually preventing to rotate, can make the arm rotation range bigger.

Description

Four-way rotating seat

Technical Field

The utility model relates to a manipulator of helping hand equipment technical field, more specifically say, the utility model relates to a four ways roating seat.

Background

The power-assisted manipulator is a novel power-assisted device which is used for labor-saving operation during material handling and installation, skillfully applies the force balance principle to enable materials to form a gravity-free floating state in the air, namely: the gravity of the materials is balanced by the corresponding control system, so that an operator can carry out the carrying operation on the materials only by correspondingly pushing and pulling the materials, and the materials can be moved and positioned in a balanced manner in the space. The pneumatic power-assisted mechanical arm balances the gravity of an object through the pushing force or the pulling force generated by the air cylinder so as to achieve the power-assisted effect, a plurality of pneumatic transmission pipelines are easily wound on the mechanical arm during working, and the mechanical arm rotates in the process of bending and winding, so that the rotation amplitude of the mechanical arm is influenced. Therefore, there is a need for a four-way swivel to at least partially solve the problems of the prior art.

SUMMERY OF THE UTILITY MODEL

In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.

For at least partly solving above-mentioned problem, the utility model provides a four ways roating seat, include: the vertical arm assembly is arranged at the lower end of the vertical arm rotating shaft, and the vertical arm rotating seat is connected with four air outlet pipes.

Preferably, the plumbing arm swivel base comprises a base and a swivel base body, wherein the upper surface of the base is fixedly connected with the lower end of the cross arm assembly, and the lower surface of the base is connected with the swivel base body.

Preferably, the swivel base main body comprises a first connecting part and a second connecting part, the lower surface of the first connecting part is connected with the upper surface of the second connecting part into a whole, and the diameter of the first connecting part is larger than that of the second connecting part; eight first through holes are uniformly distributed on the upper surface of the first connecting portion along the circumferential direction of the first connecting portion, and a first round hole is formed in the circle center of the upper surface of the first connecting portion.

Preferably, a second round hole with a diameter smaller than that of the first round hole is arranged at the center of the circle of the upper surface of the second connecting part, a third round hole is arranged at the center of the circle of the lower surface of the second connecting part, a fourth round hole concentric with and communicated with the third round hole is arranged at the upper end of the third round hole, and the diameter of the fourth round hole is smaller than that of the third round hole; the second connecting part is provided with a second through hole along the axis thereof, and five annular grooves are uniformly distributed on the inner peripheral wall of the second through hole along the axial direction thereof; a first threaded hole and a second threaded hole, the axes of which are perpendicular to the axis of the second through hole, are formed in the left side of the second connecting part, the first threaded hole is located between the first annular groove and the second annular groove, and the second threaded hole is located between the third annular groove and the fourth annular groove; a third threaded hole and a fourth threaded hole, the axes of which are perpendicular to the axis of the second through hole, are arranged on the right side of the second connecting part, the third threaded hole is positioned between the second annular groove and the third annular groove, the fourth threaded hole is positioned between the fourth annular groove and the fifth annular groove, and the first threaded hole, the second threaded hole, the third threaded hole and the fourth threaded hole are communicated with the second through hole; and four fifth threaded holes are uniformly distributed in the lower surface of the second connecting part along the circumferential direction of the second connecting part.

Preferably, the plumbing arm rotating shaft includes a base and a rotating shaft main body, a lower surface of the base is connected with an upper surface of the plumbing arm assembly, and the upper surface is connected with the rotating shaft main body.

Preferably, the rotating shaft main body includes a third connecting portion, a fourth connecting portion, and a fifth connecting portion, the third connecting portion, the fourth connecting portion, and the fifth connecting portion are located on the same axis and sequentially connected from top to bottom in this order to form a whole, the third connecting portion corresponds to the second through hole, and a diameter of the fourth connecting portion is greater than a diameter of the third connecting portion and is smaller than a diameter of the third through hole.

Preferably, a fifth round hole with an axis parallel to the horizontal plane and corresponding to the first threaded hole is arranged on the front side of the third connecting portion, a sixth round hole with an axis parallel to the horizontal plane and corresponding to the second threaded hole is arranged on the left side of the third connecting portion, a seventh round hole with an axis parallel to the horizontal plane and corresponding to the third threaded hole is arranged on the rear side of the third connecting portion, and an eighth round hole with an axis parallel to the horizontal plane and corresponding to the fourth threaded hole is arranged on the right side of the third connecting portion.

Preferably, eight third through holes are uniformly distributed on the lower surface of the fifth connecting part along the circumferential direction of the fifth connecting part, four ninth round holes are uniformly distributed on the lower surface of the fifth connecting part along the circumferential direction and close to the center, the four ninth round holes are respectively communicated with the fifth round hole, the sixth round hole, the seventh round hole and the eighth round hole, and four tenth round holes are uniformly distributed on the side surface of the fourth connecting part, wherein four axes of the tenth round holes are parallel to the horizontal plane and are respectively communicated with the four ninth round holes.

Preferably, the diameter of the base is equal to that of the first connecting portion, and eight fourth through holes corresponding to the first through holes are uniformly distributed on the base along the circumferential direction of the base.

Preferably, the diameter of the base is equal to that of the fifth connecting part, and eight fifth through holes corresponding to the third through holes are uniformly distributed on the base along the circumferential direction of the base.

Compared with the prior art, the utility model discloses at least, including following beneficial effect:

a four ways roating seat through four outlet ducts integration that hang down the arm roating seat through the design on hanging down arm roating seat 4, four intake pipe integrations are on hanging down arm rotation axis 3, when hanging down arm roating seat 4 and drive xarm subassembly 1 and hang down arm rotation axis 3 and take place to rotate, independent detached intake pipe and outlet duct can not twine on xarm subassembly 1 and hang down arm subassembly 2, make the trachea winding impaired when effectually preventing to rotate, can make the arm rotation range bigger.

A four-way swivel, other advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those skilled in the art upon examination of the following or may be learned from practice of the invention.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall cross-sectional structure of a four-way rotary seat according to the present invention.

Fig. 2 is a partially enlarged schematic view of fig. 1.

Fig. 3 is a schematic view of a sectional structure of a connection between a vertical arm rotary seat and a vertical arm rotary shaft in a four-way rotary seat of the present invention.

Fig. 4 is a schematic bottom view of the swivel seat main body in the four-way swivel seat of the present invention.

Fig. 5 is a schematic cross-sectional view of a swivel base main body in a four-way swivel base according to the present invention.

Fig. 6 is a schematic top view of the rotating shaft main body in the four-way rotating base according to the present invention.

Fig. 7 is a schematic bottom view structure diagram of the rotating shaft main body in the four-way rotating seat of the present invention.

Fig. 8 is a schematic diagram of a cross-sectional structure of a right side view of a rotating shaft main body in a four-way rotating base according to the present invention.

Fig. 9 is a schematic view of a front view cross-sectional structure of a rotating shaft main body in a four-way rotating base according to the present invention.

Fig. 10 is a schematic three-dimensional structure diagram of a rotating shaft main body in a four-way rotating base according to the present invention.

Fig. 11 is a schematic three-dimensional structure diagram of a swivel seat main body in a four-way swivel seat according to the present invention.

1 is a cross arm component, 2 is a plumbing arm component, 3 is a plumbing arm rotating shaft, 3-1 is a base, 3-1-1 is a fifth through hole, 3-2 is a rotating shaft main body, 4 is a plumbing arm rotating seat, 4-1 is a base, 4-1-1 is a fourth through hole, 4-2 is a rotating seat main body, a is a first connecting part, a1 is a first through hole, a2 is a first round hole, b is a second connecting part, b1 is a second round hole, b2 is a third round hole, b3 is a fourth round hole, b4 is a second through hole, b5 is a first threaded hole, b6 is a second threaded hole, b7 is a third threaded hole, b8 is a fourth threaded hole, b9 is a first annular groove, b10 is a second annular groove, b11 is a third annular groove, b12 is a fourth annular groove, b13 is a fifth annular groove, b14 is a fifth threaded hole, c is a third annular groove, 1 is a sixth round hole, and a sixth round hole 2 is a fifth annular groove, c3 is a seventh round hole, c4 is an eighth round hole, d is a fourth connecting part, d1 is a tenth round hole, e is a fifth connecting part, e1 is a third through hole, e2 is a ninth round hole, 5 is a brake disc, and 6 is a deep groove ball bearing.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1-11, the utility model provides a four-way swivel base, include: the vertical arm assembly comprises a cross arm assembly 1, a vertical arm assembly 2, a vertical arm rotating shaft 3 and a vertical arm rotating seat 4, wherein the vertical arm rotating seat 4 is arranged at the right end of the cross arm assembly 1, the vertical arm rotating seat 4 is rotatably connected with the vertical arm rotating shaft 3, the vertical arm assembly 2 is arranged at the lower end of the vertical arm rotating shaft 3, and four air outlet pipes are connected to the vertical arm rotating seat 4.

The working principle of the technical scheme is as follows: the vertical arm rotating shaft 3 is fixedly connected with the vertical arm assembly 2, the cross arm assembly 1 is fixedly connected with the vertical arm rotating base 4, the upper end of the vertical arm rotating shaft 3 is inserted into the lower end of the vertical arm rotating base 4 and is rotatably connected with the vertical arm rotating base 4, the air outlet end of a clamp on the control cross arm assembly 1 is divided into four paths which are respectively connected with the vertical arm rotating base 4 through four air outlet pipes (not shown in the figure), the air inlet end is also divided into four paths which are respectively connected with the vertical arm rotating shaft 3 through four air inlet pipes (not shown in the figure), the air cylinder is a control end for controlling the clamp, the air cylinder is communicated with the vertical arm rotating base 4 and the vertical arm rotating shaft 3, the air flow of the air cylinder enters the vertical arm rotating shaft 3 through the four air inlet pipes and is communicated with the clamp at the end part of the cross arm assembly 1 through the four air outlet pipes connected with the air cylinder, the clamp is, the automatic balance device has the advantages that the automatic balance device can automatically identify whether a load exists on the mechanical arm through detecting the pressure of gas in the clamp and the balance cylinder, automatically adjust the pressure of the gas in the balance cylinder through the pneumatic logic control loop, achieve the purpose of automatic balance, integrate the gas inlet pipes on the vertical arm rotating shaft 3, integrate the gas outlet pipes on the vertical arm rotating base 4, and when the vertical arm rotating base and the vertical arm rotating shaft rotate relatively in working, the four gas inlet pipes and the four gas outlet pipes rotate together, so that the winding condition cannot occur.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, four outlet ducts are integrated on arm roating seat 4 that hangs down, and four intake pipe integrations are on arm rotation axis 3 that hangs down, and when arm roating seat 4 that hangs down drove xarm subassembly 1 and hang down arm rotation axis 3 and take place to rotate, independent divided intake pipe and outlet duct can not twine on xarm subassembly 1 and arm subassembly 2 that hangs down, make the trachea winding impaired when effectually preventing to rotate, can make the arm rotation range bigger.

In one embodiment, the drop arm swivel 4 comprises a base 4-1 and a swivel body 4-2, wherein the upper surface of the base 4-1 is fixedly connected with the lower end of the cross arm assembly 1, and the lower surface is connected with the swivel body 4-2.

The working principle of the technical scheme is as follows: the base 4-1 is used for connecting the rotary seat main body 4-2 with the cross arm component 1, and the base 4-1 is fixedly connected with the cross arm component 1 and is connected with the rotary seat main body 4-2 through bolts.

The beneficial effects of the above technical scheme are that: the base 4-1 is connected with the rotating seat main body 4-2 through bolts, so that the disassembly is convenient, and the rotating seat main body 4-2 is more convenient to maintain.

In one embodiment, the swivel base body 4-2 comprises a first connecting portion a and a second connecting portion b, wherein the lower surface of the first connecting portion a is integrally connected with the upper surface of the second connecting portion b, and the diameter of the first connecting portion a is larger than that of the second connecting portion b; eight first through holes a1 are uniformly distributed on the upper surface of the first connecting part a along the circumferential direction, and a first round hole a2 is arranged at the center of the upper surface of the first connecting part a.

The working principle of the technical scheme is as follows: the first connecting portion a and the second connecting portion b are integrally formed, eight first through holes a1 on the first connecting portion a are used for being connected with the base 4-1 through bolts, the upper end of the drop arm rotating shaft 3 can be inserted into the first round hole a2, the deep groove ball bearing 6 is sleeved in a gap between the first through holes a1 and the first through holes a, the inner ring wall of the deep groove ball bearing 6 is in interference fit with the drop arm rotating shaft 3, the outer ring wall of the deep groove ball bearing is in interference fit with the inner wall of the first round hole a2 on the first connecting portion a, and the drop arm rotating shaft 3 can rotate inside the rotating seat main body 4-2 through the deep.

The beneficial effects of the above technical scheme are that: the first connecting portion a and the second connecting portion b are higher in integrated forming strength, eight first through holes a1 formed in the first connecting portion a are connected with the base 4-1 through bolts respectively, stress is more uniform, deformation is not prone to occurring when heavy objects are borne, the first round holes a2 and the deep groove ball bearings 6 are in interference fit, the vertical arm rotating shaft 3 rotates in the rotary seat main body 4-2, and connection is firm.

In one embodiment, a second round hole b1 with a smaller diameter than that of the first round hole a2 is arranged at the center of the upper surface of the second connecting part b, a third round hole b2 is arranged at the center of the lower surface of the second connecting part b, a fourth round hole b3 concentric with and communicated with the third round hole b2 is arranged at the upper end of the third round hole b2, and the diameter of the fourth round hole b3 is smaller than that of the third round hole b 2; the second connecting part b is provided with a second through hole b4 along the axis thereof, and five annular grooves are uniformly distributed on the inner circumferential wall of the second through hole b4 along the axial direction thereof; a first threaded hole b5 and a second threaded hole b6 are formed in the left side of the second connecting portion b, the axes of the first threaded hole b5 and the second threaded hole b6 are perpendicular to the axis of the second through hole b4, the first threaded hole b5 is located between the first annular groove b9 and the second annular groove b10, and the second threaded hole b6 is located between the third annular groove b11 and the fourth annular groove b 12; a third threaded hole b7 and a fourth threaded hole b8 are formed in the right side of the second connecting portion b, the axis of the third threaded hole b7 is perpendicular to the axis of the second through hole b4, the third threaded hole b7 is located between the second annular groove b10 and the third annular groove b11, the fourth threaded hole b8 is located between the fourth annular groove b12 and the fifth annular groove b13, and the first threaded hole b5, the second threaded hole b6, the third threaded hole b7 and the fourth threaded hole b8 are communicated with the second through hole b 4; the lower surface of the second connecting part b is uniformly distributed with four fifth threaded holes b14 along the circumferential direction.

The working principle of the technical scheme is as follows: the diameter of the second round hole b1 is smaller than that of the first round hole a2 and larger than that of the inner ring of the deep groove ball bearing 6, so that a gap is reserved on the lower surface of the inner ring of the deep groove ball bearing 6, the friction force is prevented from increasing after the contact between the second round hole b1 and the inner ring of the deep groove ball bearing 6, the inner ring of the deep groove ball bearing 6 cannot rotate, and the lower surface of the outer ring is in contact with the bottom surface of the first round hole a2 to; the third round hole b2 can enable the upper end of the plumbing arm rotating shaft 3 to pass through, the deep groove ball bearing 6 is sleeved in a gap between the third round hole b2 and the plumbing arm rotating shaft 3, the inner ring wall of the deep groove ball bearing 6 is in interference fit with the plumbing arm rotating shaft 3, the outer ring wall is in interference fit with the inner wall of the third round hole b2 on the second connecting part b, and the function and effect of the fourth round hole b3 are similar to those of the second round hole b1, and are not described again; the second through hole b4 can insert the upper part of the vertical arm rotating shaft 3, five annular grooves arranged on the inner peripheral wall of the second through hole b4 leave certain gaps between the vertical arm rotating shaft 3 and the second through hole b4, so that the rotating shaft can rotate more conveniently, and four threaded holes with different heights arranged on the left side and the right side of the second connecting part b are respectively connected with an air outlet pipe to form four passages which are communicated with the air cylinder; the four fifth screw holes b14 are used for connecting with the brake disc 5, and the brake disc 5 can effectively prevent the rotation of the drop arm rotating shaft 3 when in work.

The beneficial effects of the above technical scheme are that: the matching of the first round hole a2 and the second round hole b1, and the matching of the third round hole b2 and the fourth round hole b3 are all for better working of the deep groove ball bearing 6, so that the vertical arm rotating shaft 3 can rotate without obstruction; the four threaded holes formed in the left side and the right side of the second connecting portion b can be connected with the four air outlet pipes to form four passages, the air outlet pipes are integrated on the rotary seat main body 4-2 to prevent the air pipes from being wound during rotation, the five annular grooves are internally connected with the Glae rings (not shown in the figure), and the Glae rings can block the four passages from being not ventilated mutually inside the rotary seat main body 4-2 to better transmit air flow.

In one embodiment, the drop arm rotating shaft 3 comprises a base 3-1 and a rotating shaft body 3-2, wherein the lower surface of the base 3-1 is connected with the upper surface of the drop arm assembly 2, and the upper surface is connected with the rotating shaft body 3-2.

The working principle of the technical scheme is as follows: the base 3-1 is used for connecting the rotating shaft main body 3-2 with the vertical arm component 2, and the base 3-1 is fixedly connected with the vertical arm component 2 and is connected with the rotating shaft main body 3-2 through bolts.

The beneficial effects of the above technical scheme are that: the base 3-1 is connected with the rotating shaft main body 3-2 through bolts, so that the dismounting is convenient, and the maintenance of the rotating shaft main body 3-2 is more convenient.

In one embodiment, the rotating shaft body 3-2 includes a third connecting portion c, a fourth connecting portion d, and a fifth connecting portion e, which are located on the same axis and are sequentially connected from top to bottom in this order, the third connecting portion c corresponds to the second through hole b4, and the fourth connecting portion d has a diameter larger than the third connecting portion c and smaller than the third through hole b 2.

The working principle of the technical scheme is as follows: the third connecting portion c, the fourth connecting portion d and the fifth connecting portion e are integrally formed, the third connecting portion c can be completely inserted into the second through hole b4, the diameter of the fourth connecting portion d is smaller than that of the third circular hole b2, the upper surface of the fourth connecting portion d is just in contact with the lower surface of the inner ring of the deep groove ball bearing 6 to play a certain supporting role, and the fifth connecting portion e is used for being connected with the base 3-1 through bolts.

The beneficial effects of the above technical scheme are that: the third connecting portion c, the fourth connecting portion d and the fifth connecting portion e are integrally formed, the strength is higher, the upper end and the lower end of the third connecting portion c are respectively sleeved with the deep groove ball bearings 6 and are matched with the rotating seat main body 4-2, the third connecting portion c can rotate in the second through hole b4, the diameter of the fifth connecting portion e is larger than that of the fourth connecting portion d, and the fifth connecting portion e is convenient to detach from the base 3-1 and is firm in connection.

In one embodiment, the front side of the third connecting part c is provided with a fifth round hole c1 with an axis parallel to the horizontal plane and corresponding to the first threaded hole b5, the left side is provided with a sixth round hole c2 with an axis parallel to the horizontal plane and corresponding to the second threaded hole b6, the rear side is provided with a seventh round hole c3 with an axis parallel to the horizontal plane and corresponding to the third threaded hole b7, and the right side is provided with an eighth round hole c4 with an axis parallel to the horizontal plane and corresponding to the fourth threaded hole b 8.

The working principle of the technical scheme is as follows: the fifth round hole c1, the sixth round hole c2, the seventh round hole c3 and the eighth round hole c4 of the third connecting part c are respectively communicated with the first threaded hole b5, the second threaded hole b6, the third threaded hole b7 and the fourth threaded hole b 8.

The beneficial effects of the above technical scheme are that: the air current respectively passes through four round holes on the third connecting part c, can enter into first screw hole b5, second screw hole b6, third screw hole b7, fourth screw hole b8 and form four passageways, and then lead to four outlet pipes, and then control the anchor clamps motion.

In one embodiment, eight third through holes e1 are uniformly distributed on the lower surface of the fifth connecting portion e along the circumferential direction, four ninth circular holes e2 are uniformly distributed on the lower surface of the fifth connecting portion e along the circumferential direction near the center, the four ninth circular holes e2 are respectively communicated with the fifth circular hole c1, the sixth circular hole c2, the seventh circular hole c3 and the eighth circular hole c4, and four tenth circular holes d1 are uniformly distributed on the side surface of the fourth connecting portion d, the axes of the tenth circular holes d1 are parallel to the horizontal plane and are respectively communicated with the four ninth circular holes e 2.

The working principle of the technical scheme is as follows: the eight third through holes e1 of the fifth connecting part e are used for being connected with the base 3-1 through bolts; the four tenth round holes d1 are used for being connected with four air inlet pipes, four paths of air flow respectively pass through four ninth round holes e2 through the four air inlet pipes, then respectively pass through a fifth round hole c1, a sixth round hole c2, a seventh round hole c3 and an eighth round hole c4, and respectively enter into a first threaded hole b5, a second threaded hole b6, a third threaded hole b7 and a fourth threaded hole b8 on the vertical arm rotating seat 4 through the obstruction of the Glare rings connected in five annular grooves, so that the air flow is transmitted out through the four air outlet pipes, and further the clamp of the cross arm assembly 1 is controlled.

The beneficial effects of the above technical scheme are that: the fifth connecting portion e is connected with the base 3-1 through the eight third through holes e1 through bolts, so that stress is more uniform, the fifth connecting portion is not prone to deformation when bearing heavy objects, the four air inlet pipes are integrated on the vertical arm rotating shaft 3, the four air outlet pipes are integrated on the vertical arm rotating seat 4, four access control clamps can be formed to work, the air inlet pipes and the air outlet pipes are mutually independent and cannot be wound on a mechanical arm, and damage to the air pipes due to winding is avoided.

In one embodiment, the diameter of the base 4-1 is equal to that of the first connecting portion a, and eight fourth through holes 4-1-1 corresponding to the first through holes a1 are uniformly distributed on the base 4-1 along the circumference thereof.

The working principle of the technical scheme is as follows: the eight fourth through holes 4-1-1 on the base 4-1 correspond to the eight first through holes a1 of the first connecting part a one by one and are connected through eight bolts.

The beneficial effects of the above technical scheme are that: the diameter of the base 4-1 is equal to that of the first connecting part a, so that the base and the first connecting part a are stressed uniformly and have higher strength, and the base and the first connecting part are connected through bolts and are convenient to disassemble.

In one embodiment, the diameter of the base 3-1 is equal to that of the fifth connecting portion e, and eight fifth through holes 3-1-1 corresponding to the third through holes e1 are uniformly distributed on the base 3-1 along the circumferential direction thereof.

The working principle of the technical scheme is as follows: the eight fifth through holes 3-1-1 on the base 3-1 correspond to the eight third through holes e1 of the fifth connecting part e one by one and are connected through eight bolts.

The beneficial effects of the above technical scheme are that: the diameter of the base 3-1 is equal to that of the fifth connecting part e, so that the base and the fifth connecting part are stressed uniformly and have higher strength, and the base and the fifth connecting part are connected through bolts and are more convenient to disassemble.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details shown and described herein without departing from the general concept defined by the claims and their equivalents.

Claims (10)

1. A four-way swivel, comprising: the vertical arm rotary seat structure comprises a cross arm component (1), a vertical arm component (2), a vertical arm rotary shaft (3) and a vertical arm rotary seat (4), wherein the vertical arm rotary seat (4) is arranged at the right end of the cross arm component (1), the vertical arm rotary seat (4) is rotatably connected with the vertical arm rotary shaft (3), the vertical arm component (2) is arranged at the lower end of the vertical arm rotary shaft (3), and four air outlet pipes are connected to the vertical arm rotary seat (4).

2. The four-way swivel according to claim 1, wherein the drop arm swivel (4) comprises a base (4-1) and a swivel body (4-2), wherein the upper surface of the base (4-1) is fixedly connected with the lower end of the cross arm assembly (1), and the lower surface of the base is connected with the swivel body (4-2).

3. A four-way swivel according to claim 2, wherein the swivel body (4-2) comprises a first connection part (a), a second connection part (b), the lower surface of the first connection part (a) and the upper surface of the second connection part (b) are connected into a whole, the diameter of the first connection part (a) is larger than that of the second connection part (b); eight first through holes (a1) are uniformly distributed on the upper surface of the first connecting part (a) along the circumferential direction, and a first round hole (a2) is formed in the center of the circle of the upper surface of the first connecting part.

4. A four-way swivel according to claim 3, wherein the second connecting part (b) is provided with a second round hole (b1) with a smaller diameter than the first round hole (a2) at the center of the upper surface, a third round hole (b2) at the center of the lower surface, a fourth round hole (b3) concentric with and communicated with the third round hole (b2) is arranged at the upper end of the third round hole (b2), and the diameter of the fourth round hole (b3) is smaller than that of the third round hole (b 2); the second connecting part (b) is provided with a second through hole (b4) along the axis thereof, and five annular grooves are uniformly distributed on the inner circumferential wall of the second through hole (b4) along the axial direction thereof; a first threaded hole (b5) and a second threaded hole (b6) with axes perpendicular to the axes of the second through hole (b4) are formed in the left side of the second connecting portion (b), the first threaded hole (b5) is located between the first annular groove (b9) and the second annular groove (b10), and the second threaded hole (b6) is located between the third annular groove (b11) and the fourth annular groove (b 12); a third threaded hole (b7) and a fourth threaded hole (b8) with axes perpendicular to the axes of the second through hole (b4) are formed in the right side of the second connecting portion (b), the third threaded hole (b7) is located between the second annular groove (b10) and the third annular groove (b11), the fourth threaded hole (b8) is located between the fourth annular groove (b12) and the fifth annular groove (b13), and the first threaded hole (b5), the second threaded hole (b6), the third threaded hole (b7) and the fourth threaded hole (b8) are communicated with the second through hole (b 4); the lower surface of the second connecting part (b) is uniformly distributed with four fifth threaded holes (b14) along the circumferential direction.

5. A four-way swivel according to claim 4, wherein the drop arm swivel (3) comprises a base (3-1), a swivel body (3-2), the lower surface of the base (3-1) being connected to the upper surface of the drop arm assembly (2), the upper surface being connected to the swivel body (3-2).

6. A four-way swivel according to claim 5, wherein the swivel body (3-2) comprises a third connecting part (c), a fourth connecting part (d) and a fifth connecting part (e) which are located on the same axis and connected in sequence from top to bottom in this order, the third connecting part (c) corresponds to the second through hole (b4), and the fourth connecting part (d) has a diameter larger than the third connecting part (c) and smaller than the third round hole (b 2).

7. A four-way swivel according to claim 6, characterized in that the third connecting part (c) is provided at the front with a fifth circular hole (c1) having an axis parallel to the horizontal plane and corresponding to the first threaded hole (b5), at the left with a sixth circular hole (c2) having an axis parallel to the horizontal plane and corresponding to the second threaded hole (b6), at the rear with a seventh circular hole (c3) having an axis parallel to the horizontal plane and corresponding to the third threaded hole (b7), and at the right with an eighth circular hole (c4) having an axis parallel to the horizontal plane and corresponding to the fourth threaded hole (b 8).

8. The four-way swivel base according to claim 7, wherein eight third through holes (e1) are uniformly distributed on the lower surface of the fifth connecting part (e) along the circumferential direction, four ninth circular holes (e2) are uniformly distributed on the lower surface of the fifth connecting part (e) along the circumferential direction near the center position, the four ninth circular holes (e2) are respectively communicated with the fifth circular hole (c1), the sixth circular hole (c2), the seventh circular hole (c3) and the eighth circular hole (c4), and the tenth circular hole (d1) is uniformly distributed on the side surface of the fourth connecting part (d), the axis of the tenth circular hole is parallel to the horizontal plane and is respectively communicated with the four ninth circular holes (e 2).

9. A four-way swivel according to claim 3, wherein the diameter of the base (4-1) is equal to the diameter of the first connection portion (a), and eight fourth through holes (4-1-1) corresponding to the first through holes (a1) are evenly distributed on the base (4-1) along the circumference thereof.

10. A four-way swivel according to claim 8, characterized in that the diameter of the base (3-1) is equal to the diameter of the fifth connecting part (e), and eight fifth through holes (3-1-1) corresponding to the third through holes (e1) are evenly distributed on the base (3-1) along the circumference thereof.

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