CN110762342A - Compressor positioning bolt structure and compressor - Google Patents

Abstract

A compressor locating bolt structure and a compressor relate to the technical field of compressors. The compressor locating bolt structure includes a locating bolt, the bottom end of the locating bolt is provided with a swing structure, and the swing structure is vertically opened with a through hole, The bottom end of the positioning bolt is vertically provided with a matching hole matching the through hole, and a pull pin assembly is vertically inserted into the through hole and the matching hole from bottom to top. During the production and transportation of the product, the positioning bolts can be used to fix the foot pads and footings of the compressor. Since the pull pin assembly is inserted into the swing structure and the positioning bolts, the positioning bolts cannot rotate around the swing structure. The pull pin assembly in the positioning bolt is removed, and the positioning bolt can rotate around the swing structure, which can solve the problem that the foot pad is pushed to the positioning bolt under the action of lateral force during the operation of the compressor, causing the foot pad vibration reduction failure. It can also solve the hidden danger of the foot pad coming out of the footing during transportation and falling.

Description

Compressor positioning bolt structure and compressor

technical field

The invention relates to the technical field of compressors, in particular to a compressor positioning bolt structure and a compressor.

Background technique

In order to reduce the vibration of the compressor, the compressor foot pad is usually designed. The compressor foot pad is made of materials with low stiffness to relieve the vibration energy of the compressor, and the compressor positioning bolt is designed to locate the foot pad. , to prevent the foot pad from falling out of the compressor footing under the action of external impact. The existing compressor positioning bolts are fixed to the chassis by spot welding. The main function is to prevent the compressor foot pads from falling out of the footing during transportation and falling, resulting in the failure of the vibration reduction foot pads of the whole machine, and the whole machine to the user. After installation in the home, during the actual operation, the positioning bolts basically do not have any effect, but are the main path for the vibration energy of the compressor to be transmitted to the chassis. During the operation of the compressor, the foot pads will be pushed against the positioning bolts under the action of lateral force, and the vibration energy of the compressor will be transmitted to the chassis through the positioning bolts, resulting in the failure of the vibration reduction effect of the foot pads.

In the prior art, in order to solve the problem that the vibration energy of the compressor is transmitted to the chassis through the positioning bolts, the matching between the positioning bolts and the inner holes of the foot pads is usually designed as a clearance fit, and a margin for lateral movement is reserved for the foot pads. The larger the design of the gap between the inner holes of the foot pad, the more conducive to reducing the transmission of vibration energy, but the worse the effect of transportation and falling, the relationship between the two is contradictory.

SUMMARY OF THE INVENTION

One of the objectives of the present invention is to avoid the deficiencies in the prior art and provide a compressor locating bolt structure, which can not only solve the problem that the foot pad is under the action of lateral force during the operation of the compressor The pad is placed on the positioning bolt, which causes the problem of the failure of the foot pad to reduce vibration, and also solves the hidden danger of the foot pad coming out of the footing during transportation and falling.

The object of the present invention is achieved through the following technical solutions:

A compressor positioning bolt structure is provided, which includes a positioning bolt, the bottom end of the positioning bolt is provided with a rocking structure, the rocking structure is vertically opened with a through hole, and the bottom end of the positioning bolt is vertically opened to match the A matching hole of a through hole, a pull pin assembly is vertically inserted into the through hole and the matching hole from bottom to top. During the production and transportation of the product, the positioning bolts can be used to fix the foot pads and footings of the compressor. Since the pull pin assembly is inserted into the swing structure and the positioning bolts, the positioning bolts cannot rotate around the swing structure. The pull pin assembly in the positioning bolt is removed, and the positioning bolt can rotate around the swing structure, which can not only solve the problem that the foot pad is pressed against the positioning bolt under the action of lateral force during the operation of the compressor, causing the foot pad vibration reduction failure It can also solve the hidden danger of the foot pad coming out of the footing during transportation and falling.

Further, the rocking structure includes a circular convex hull fixed with the bottom end of the positioning bolt, and a circular groove assembly rotatably matched with the circular convex hull. When the pull pin assembly is removed, the circular boss can be rotated in the circular groove assembly, and the circular boss can rotate together with the positioning bolt during the rotation.

Further, the rotation angle of the circular convex hull in the circular groove assembly is such that the angle between the circular convex hull and the vertical direction is not greater than 11°. According to the test, the rotation angle of the circular convex hull in the circular groove assembly is made such that the angle between the vertical direction and the vertical direction is not greater than 11°. The rod can rotate around the axis of the positioning bolt, and the vibration damping foot pad will push against the positioning bolt under the action of lateral force. At this time, the positioning bolt will swing under the force of the vibration damping pad (that is, give way to the foot pad). , so it can best eliminate the vibration energy transmitted to the chassis through the positioning bolts.

Further, the circular groove assembly includes a base and a circular groove component fixed with the base. The base is used for fixedly supporting the circular groove part, and the circular groove part is used for the positioning bolt to rotate together with the circular convex hull.

Further, the through hole sequentially penetrates the base, the circular groove part and the circular convex hull in a straight state. The through hole sequentially penetrates the base, the circular groove part and the circular convex hull in a straight state, and the pull pin assembly can be inserted into the base, the circular groove part, the circular convex hull and the positioning bolt in a straight state, Ensure the overall straightness and facilitate the overall installation.

Further, the circular groove part includes a sliding sheet symmetrically arranged and forming a circular groove, the bottom of the sliding sheet is provided with a groove, and the base is provided with a sliding groove for installing the sliding sheet, so the bottom of the sliding sheet is provided with a groove. The chute is provided with a protrusion matching the groove. The circular groove part includes slides that are symmetrically arranged and form circular grooves, and the base is provided with a slide groove. The distance is increased, which is convenient for the circular convex to be packed into the circular groove. At the same time, after the circular convex is packed into the circular groove, slide the slide again to close the two slides, and pass the convex card in the slide. into the groove at the bottom of the slide to fix it.

Further, the pull pin assembly includes a pull rod and a pull ring fixed with the bottom end of the pull rod, and the shape of the pull rod is not cylindrical. The pull rod is inserted into the through hole and the matching hole, so that the positioning bolt cannot rotate around the swing structure. When necessary, the pull rod is pulled out through the pull ring, so that the positioning bolt can rotate around the swing structure. The pull rod is not cylindrical, which can prevent the nut from being assembled. The rocking rod on the upper part of the positioning bolt rotates relative to the sliding plate and the base.

Further, a rubber pin is fixed on the top end of the pull rod, and the rubber pin is located outside the matching hole. Use rubber pins to restrict the pull rods in the through holes and mating holes to prevent the pull rods from falling out.

Further, a through hole is formed on one side of the top end of the tie rod, the rubber pin is inserted into the through hole, and the size of the rubber pin is larger than that of the through hole. The top side of the pull rod is provided with a through hole for fixing the rubber pin. At the same time, the size of the rubber pin is larger than the size of the through hole, and the rubber pin is not easy to fall out of the through hole. The pull rod is limited to the through hole and the matching hole to prevent the pull rod from falling out. When it falls out, when the pull rod is pulled out through the pull ring, a shear force is generated between the pull rod and the positioning bolt, and the rubber pin is sheared under the action of the shear force, so the pull rod can be pulled out.

The beneficial effects of the present invention: a compressor positioning bolt structure of the present invention includes a positioning bolt, the bottom end of the positioning bolt is provided with a swing structure, the swing structure is vertically opened with a through hole, and the bottom of the positioning bolt is provided with a swing structure. The end is vertically provided with a matching hole for matching the through hole, and a pull pin assembly is vertically inserted into the through hole and the matching hole from bottom to top. During the production and transportation of the product, the positioning bolts can be used to fix the foot pads and footings of the compressor. Since the pull pin assembly is inserted into the swing structure and the positioning bolts, the positioning bolts cannot rotate around the swing structure. The pull pin assembly in the positioning bolt is removed, and the positioning bolt can rotate around the swing structure, which can not only solve the problem that the foot pad is pressed against the positioning bolt under the action of lateral force during the operation of the compressor, causing the foot pad vibration reduction failure It can also solve the hidden danger of the foot pad coming out of the footing during transportation and falling.

The second purpose of the present invention is to avoid the deficiencies in the prior art and provide a compressor, which uses the above-mentioned compressor positioning bolt structure, because the positioning bolt can be used to fix the compressor during the production and transportation of the product. Machine foot pad and footing, and since the pull pin assembly is inserted into the swing structure and the positioning bolt, the positioning bolt cannot rotate around the swing structure. After the product arrives at the user's home, remove the pull pin assembly in the positioning bolt, and the positioning bolt can be wound around The swing structure rotates, which can not only solve the problem that the foot pads are pushed onto the positioning bolts under the action of lateral force during the operation of the compressor, causing the failure of vibration reduction of the foot pads, but also solve the problem that the foot pads are not damaged during transportation and falling. Hazards of prolapse in footings.

Description of drawings

The invention will be further described by using the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the present invention. For those of ordinary skill in the art, under the premise of no creative work, other Attached.

1 is a cross-sectional view of the overall structure of a compressor positioning bolt structure of the present invention.

FIG. 2 is an exploded view of the locating bolt and the swing structure of a compressor locating bolt structure of the present invention.

3 is a perspective view of the overall structure of a compressor positioning bolt structure of the present invention.

FIG. 4 is an enlarged view of A in FIG. 3 .

Figure 5 is a schematic diagram of the state of the positioning bolts during transportation or dropping of the whole machine.

Figure 6 is a schematic diagram of the state of the positioning bolts during operation after the whole machine is installed.

The figure includes:

Positioning bolt 1, rocking structure 2, through hole 3, matching hole 4, pull pin assembly 5, foot pad 6, footing 7, circular boss 8, circular groove assembly 9, chassis 10, base 11, slide Sheet 12, chute 13, protrusion 14, pull rod 15, pull ring 16, rubber pin 17.

Detailed ways

The present invention will be further described with reference to the following examples.

Example 1

A compressor positioning bolt structure of the present embodiment, as shown in Figures 1-6, includes a positioning bolt 1, a bottom end of the positioning bolt 1 is provided with a swing structure 2, and a through hole is vertically opened in the swing structure 2 3. The bottom end of the positioning bolt 1 is vertically provided with a matching hole 4 for matching the through hole 3, and a pull pin assembly 5 is vertically inserted into the through hole 3 and the matching hole 4 from bottom to top. During the production and transportation of the product, the positioning bolt 1 can be used to fix the compressor foot pad 6 and the footing 7, and since the pull pin assembly 5 is inserted into the swing structure 2 and the positioning bolt 1, the positioning bolt 1 cannot rotate around the swing structure 2. , after the product arrives at the user's home, remove the pull pin assembly 5 in the positioning bolt 1, and the positioning bolt 1 can rotate 2 around the swing structure, which can solve the problem that the foot pad 6 is under the action of lateral force during the operation of the compressor. The pad 6 is pushed on the positioning bolt 1, which causes the problem of the vibration reduction failure of the foot pad 6, and also solves the hidden danger of the foot pad 6 coming out of the footing 7 during transportation and falling.

The rocking structure 2 includes a circular boss 8 fixed with the bottom end of the positioning bolt 1 , and a circular groove assembly 9 rotatably matched with the circular boss 8 . When the pull pin assembly 5 is removed, the circular boss 8 can rotate in the circular groove assembly 9, and the circular boss 8 can rotate together with the positioning bolt 1 during the rotation.

The rotation angle of the circular convex hull 8 in the circular groove assembly 9 is an included angle of 11° with the vertical direction, and of course it can also be smaller than 11°. According to the test, the rotation angle of the circular convex hull 8 in the circular groove assembly 9 is 11° with the vertical direction. After the pull pin assembly 5 is pulled out from the positioning bolt 1, the positioning bolt 1. The upper rocker rod can rotate around the axis of the positioning bolt 1, and the damping pad 6 will push against the positioning bolt 1 under the action of the lateral force. Swing (that is, give way to the foot pad), so the vibration energy can be best eliminated through the positioning bolt 1 to the chassis 10.

The circular groove assembly 9 includes a base 11 and a circular groove component fixed to the base 11 . The base 11 is used for fixedly supporting the circular groove part, and the circular groove part is used for the positioning bolt 1 to rotate together with the circular boss 8 .

The through hole 3 sequentially penetrates the base 11 , the circular groove part and the circular convex hull 8 in a straight state. The through hole 4 sequentially penetrates the base 11, the circular groove part and the circular boss 8 in a straight state, and can be in a straight state on the base 11, the circular groove part, the circular boss 8 and the positioning bolt 1 Insert the pull pin assembly 5 downward to ensure the overall straightness and facilitate the overall installation.

The circular groove part includes a sliding piece 12 symmetrically arranged and forming a circular groove, the bottom of the sliding piece 12 is provided with a groove, and the base 11 is provided with a sliding groove 13 for installing the sliding piece 12 , the chute 13 is provided with a protrusion 14 matching the groove. The circular groove part includes a sliding piece 12 which is symmetrically arranged and forms a circular groove. The base 11 is provided with a sliding groove 13. When the circular convex hull 8 is installed in the circular groove, the sliding piece 12 is moved to make the two grooves. The distance between the sliding pieces 12 is increased, so that the circular convex shell 8 can be easily installed in the circular groove. The sheet 12 is closed, and the protrusion 14 in the sliding groove 13 is clamped into the groove at the bottom of the sliding sheet 12 for fixing.

The pulling pin assembly 5 includes a pulling rod 15 and a pulling ring 16 fixed with the bottom end of the pulling rod 15 , and the shape of the pulling rod 15 is not cylindrical. The pull rod 16 is inserted into the through hole 3 and the matching hole 4, so that the positioning bolt 1 cannot rotate around the swing structure 2. When necessary, the pull rod 15 is pulled out through the pull ring 16, so that the positioning bolt 1 can rotate around the swing structure 2, and the pull rod 15 does not rotate. The cylindrical shape can prevent the rocking rod on the upper part of the positioning bolt 1 from rotating relative to the sliding piece 12 and the base 11 when the nut is assembled.

A rubber pin 17 is fixed to the top end of the pull rod 15 , and the rubber pin 17 is located outside the matching hole 4 . The pull rod 15 is restrained in the through hole 3 and the matching hole 4 by the rubber pin 17 to prevent the pull rod 15 from falling out.

A through hole is formed on the top side of the pull rod 15 , and the rubber pin 17 is inserted into the through hole, and the size of the rubber pin 17 is larger than that of the through hole. The top side of the pull rod 15 is provided with a through hole for fixing the rubber pin 17. At the same time, the size of the rubber pin 17 is larger than the size of the through hole. In the matching hole 4, the pull rod 15 is prevented from falling out. When the pull rod 15 is pulled out through the pull ring 16, a shear force is generated between the pull rod 15 and the positioning bolt 1, and the rubber pin 17 is sheared under the action of the shear force. Therefore, the pull rod 15 can be pulled out.

After the compressor positioning bolt structure is integrally assembled with the compressor base 7, the vibration damping foot pad 6 and the chassis 10, the state pull rod 15 is located inside the positioning bolt 1 and is used to fix the positioning bolt 1. This state is used for the whole machine after the factory leaves the factory. During the transportation process, it can prevent the hidden danger of the shock-absorbing foot pad 6 coming out of the compressor footing 7 due to bumps or accidental drop of the whole machine during transportation. After the whole machine is installed at the user's home, the installer can pull out the pull rod 15 from the lower part of the chassis 10 through the pull ring 16 . In order to prevent the pull rod 15 from accidentally falling out of the positioning bolt 1 during transportation, a rubber pin 17 is designed on the upper part of the pull rod 15. After installation at the user's home, the pull rod 15 needs to be pulled out. The installer pulls the pull ring, pull rod 15 and positioning bolt 1 A shearing force is generated between, and the rubber pin 17 is cut off under the action of the shearing force, so the pull rod 15 can be pulled out to realize the transition from the state shown in FIG. 5 to the state shown in FIG. 6 .

Example 2

This embodiment provides a compressor, which uses the compressor positioning bolt structure described in Embodiment 1. Since the positioning bolt 1 can be used to fix the compressor foot pad 6 and the footing 7 during the production and transportation of the product, And because the pull pin assembly 5 is inserted into the swing structure 2 and the positioning bolt 1, the positioning bolt 1 cannot rotate around the swing structure 2. After the product arrives at the user's home, remove the pull pin assembly 5 in the positioning bolt 1, and the positioning bolt 1 can be removed. Rotating 2 around the rocking structure can not only solve the problem that the foot pad 6 is pressed against the positioning bolt 1 under the action of lateral force during the operation of the compressor, causing the vibration reduction failure of the foot pad 6, but also solve the problem of transportation, The hidden danger of the foot pads 6 coming out of the base feet 7 during the fall.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, not to limit the protection scope of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that , the technical solutions of the present invention may be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present invention.

Claims (10)

1. The utility model provides a compressor positioning bolt structure, includes positioning bolt, its characterized in that: the bottom end of the positioning bolt is provided with a swing structure, the swing structure is vertically provided with a through hole, the bottom end of the positioning bolt is vertically provided with a matching hole matched with the through hole, and a pull pin assembly is vertically inserted into the through hole and the matching hole from bottom to top.

2. A positioning bolt structure for compressor as claimed in claim 1, wherein: the swing structure comprises a circular convex hull fixed at the bottom end of the positioning bolt and a circular groove component in rotary fit with the circular convex hull.

3. A positioning bolt structure for compressor as claimed in claim 2, wherein: the rotating angle of the circular convex hull in the circular groove component is not more than 11 degrees relative to the vertical direction.

4. A positioning bolt structure for compressor as claimed in claim 2, wherein: the circular groove component comprises a base and a circular groove part fixed with the base.

5. A positioning bolt structure for compressor as claimed in claim 4, wherein: the through hole penetrates through the base, the circular groove part and the circular convex hull in a straight state in sequence.

6. A positioning bolt structure for compressor as claimed in claim 4, wherein: the circular groove part comprises sliding pieces which are symmetrically arranged and form a circular groove, the bottom of each sliding piece is provided with a groove, the base is provided with a sliding groove for mounting the sliding pieces, and a bulge matched with the groove is arranged in the sliding groove.

7. A positioning bolt structure for compressor as claimed in claim 1, wherein: the pull pin assembly comprises a pull rod and a pull ring fixed to the bottom end of the pull rod, and the pull rod is not cylindrical.

8. A positioning bolt structure for compressor as claimed in claim 7, wherein: and a rubber pin is fixed at the top end of the pull rod and is positioned outside the matching hole.

9. A positioning bolt structure for compressor as claimed in claim 8, wherein: a through hole is formed in one side of the top end of the pull rod, the rubber pin is inserted into the through hole, and the size of the rubber pin is larger than that of the through hole.

10. A compressor, characterized by: including the compressor positioning bolt structure of any one of claims 1 to 9.

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