CN110552165A - balancing weight mounting structure and washing machine - Google Patents
balancing weight mounting structure and washing machine Download PDFInfo
- Publication number
- CN110552165A CN110552165A CN201810565332.2A CN201810565332A CN110552165A CN 110552165 A CN110552165 A CN 110552165A CN 201810565332 A CN201810565332 A CN 201810565332A CN 110552165 A CN110552165 A CN 110552165A
- Authority
- CN
- China
- Prior art keywords
- connecting block
- balancing weight
- mounting structure
- hole
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005406 washing Methods 0.000 title claims abstract description 21
- 239000002184 metal Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000010079 rubber tapping Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
- D06F37/22—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a horizontal axis
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention relates to the technical field of balancing weights, in particular to a balancing weight mounting structure and a washing machine. The balancing weight mounting structure comprises a connecting block and a connecting bolt, wherein the connecting block and the connecting bolt are arranged on the outer barrel, a threaded hole is formed in the connecting block, and the connecting bolt penetrates through the balancing weight and is in threaded connection with the connecting block. According to the mounting structure of the balancing weight, the connecting block is arranged on the outer barrel and is matched with the connecting bolt to connect the balancing weight with the outer barrel, and due to the fact that the threaded hole is formed in the connecting block, the balancing weight can be connected with the outer barrel only by screwing the bolt into the threaded hole, and the problems that self-tapping screws slip and break in the prior art cannot occur in the connection. According to the washing machine provided by the invention, when the balancing weight is installed, the balancing weight is connected with the outer cylinder through the matching of the connecting bolt and the connecting block with the threaded hole, so that the problems of wire sliding and breakage cannot occur in the connection process, and meanwhile, the balancing weight and the outer cylinder can be connected more firmly.
Description
Technical Field
The invention relates to the technical field of washing machines, in particular to a balancing weight mounting structure and a washing machine with the same.
Background
The drum type washing machine has a drum horizontally or slantingly disposed in a cabinet. The drum is alternately rotated in both directions, and the laundry is loaded in the drum, and the washing water is supplied thereto from an external water source. When the drum rotates, the laundry and the washing water in the drum repeatedly fall from above to below, thereby washing the laundry. Meanwhile, vibration and noise are generated due to rotation of the drum during a washing operation of the drum. In order to reduce such vibration and noise, a weight is installed on a tub supporting and seating the rotatable drum to reduce the vibration and noise.
In the prior art, the balance weight is directly fastened on the plastic screw column of the outer cylinder through the tapping screw, the structure is easy to cause the situations of thread slipping of the tapping screw, fracture of the screw column and the like when the tapping screw penetrates into the outer cylinder, and the situation that the balance weight is loosened and even breaks and falls off in the use process of the washing machine is serious.
Therefore, a counterweight block mounting structure is needed, which can solve the problem of screw sliding and screw column fracture during screw mounting in the prior art.
Disclosure of Invention
the invention aims to provide a balancing weight mounting structure and a washing machine, which can ensure that the balancing weight and an outer barrel are reliably connected and prevent screws from slipping and breaking in the connection process of the balancing weight and the outer barrel.
In order to achieve the purpose, the invention adopts the following technical scheme:
The utility model provides a balancing weight mounting structure, includes connecting bolt and the connecting block of setting on the urceolus, be provided with the screw hole on the connecting block, connecting bolt pass the balancing weight and with connecting block threaded connection.
Preferably, the connecting block is inserted into or clamped on the outer cylinder.
Preferably, the connecting device further comprises a mounting seat arranged on the outer barrel, a connecting hole and an inserting groove communicated with the connecting hole are formed in the mounting seat, the connecting block can be inserted into the inserting groove, and the connecting bolt penetrates through the connecting hole and is in threaded connection with the connecting block.
preferably, the bottom of the connecting block is provided with a protrusion downwards.
Preferably, the connecting block is provided with the protrusion formed by stamping, and the protrusion is in contact with the bottom of the slot.
Preferably, the protrusion is circumferentially disposed along an outer side of the threaded hole.
Preferably, one side that the balancing weight was kept away from to the connecting block still is provided with the internal thread post, the internal thread post with the screw hole intercommunication, the slot bottom still is provided with U type groove, U type groove is located the below of internal thread post.
Preferably, the bottom of the slot is further provided with a fastening rib.
Preferably, the fastening ribs are arranged on two sides of the U-shaped groove.
Preferably, the connecting block is made of metal, and the connecting block and the outer cylinder are formed in an injection molding mode.
Preferably, a counterweight connecting column is further arranged on one side of the joint of the mounting seat and the counterweight block, a through hole communicated with the connecting hole is formed in the counterweight connecting column along the axial direction of the counterweight connecting column, and the connecting bolt can penetrate through the through hole and is in threaded connection with the connecting hole and the connecting block.
The invention also provides a washing machine comprising the counterweight block mounting structure.
The invention has the beneficial effects that:
According to the mounting structure of the balancing weight, the connecting block is arranged on the outer barrel and is matched with the connecting bolt to connect the balancing weight with the outer barrel, and due to the fact that the threaded hole is formed in the connecting block, the balancing weight can be connected with the outer barrel only by screwing the bolt into the threaded hole, and the problems that self-tapping screws slip and break in the prior art cannot occur in the connection.
according to the washing machine provided by the invention, when the balancing weight is installed, the balancing weight is connected with the outer cylinder through the matching of the connecting bolt and the connecting block with the threaded hole, so that the problems of wire sliding and breakage cannot occur in the connection process, and meanwhile, the balancing weight and the outer cylinder can be connected more firmly.
Drawings
Fig. 1 is an exploded schematic view of a counterweight block mounting structure according to an embodiment of the present invention;
Fig. 2 is a schematic structural diagram of a counterweight block mounting structure according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural diagram of a mounting base provided in an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a connection block provided in an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of another bit direction provided by the embodiment of the present invention;
FIG. 7 is a schematic structural diagram of an outer barrel according to an embodiment of the present invention;
FIG. 8 is a partial enlarged view at B in FIG. 7;
FIG. 9 is a side view of the outer barrel provided in FIG. 7;
Fig. 10 is a partial enlarged view at C in fig. 9.
in the figure:
1. a balancing weight; 11. mounting holes; 2. a mounting seat; 21. connecting holes; 22. a slot; 221. a U-shaped groove; 23. fastening ribs; 24. a counterweight connecting column; 241. a through hole; 242. reinforcing ribs; 3. a connecting bolt; 4. connecting blocks; 41. a threaded hole; 42. a protrusion; 43. an internally threaded post; 5. an outer cylinder.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.
This embodiment provides a balancing weight mounting structure, and this kind of structure can prevent the smooth silk of screw and the cracked phenomenon of screw post from taking place at the connection process. As shown in fig. 1 and 2, the counterweight mounting structure includes a connecting bolt 3 and a connecting block 4 disposed on an outer cylinder 5, and the connecting bolt 3 penetrates through the counterweight 1 and is in threaded connection with the connecting block 4 to realize that the counterweight 1 is mounted on the outer cylinder 5. Because no tapping screw is adopted during installation, and a threaded hole is not directly formed in the outer barrel, the problems of thread slipping and screw breakage cannot occur in the installation process.
Wherein, the connecting block 4 is made of metal, and the connecting block 4 is inserted into or clamped on the outer cylinder 5; it will be appreciated that the connecting piece 4 may also be provided on the outer cylinder 5 by injection moulding and be of one-piece construction with the outer cylinder 5.
the outer cylinder 5 in the prior art is made of plastic, and when the balancing weight 1 is installed through a self-tapping screw, the fastening force is small, so that the problem of screw looseness is generally caused; in the embodiment, the connecting bolt 3 is made of a metal material, and when the connecting bolt is installed, the fastening torque between the connecting bolt 3 and the connecting block 4 is larger than that in the prior art; therefore, the connection between the connecting block 4 and the connecting bolt 3 provided in the embodiment is more reliable and more secure than the connection between the screw and the outer cylinder 5 and the balancing weight 1 in the prior art, and can prevent the problems of screw thread sliding, screw column breakage and loosening of the balancing weight 1 in the use process of the washing machine in the installation process.
Specifically, as shown in fig. 3 and 4, the counterweight block mounting structure specifically includes a counterweight block 1, an outer cylinder 5, a connecting bolt 3 and a connecting block 4; the balancing weight 1 is installed on the outer side wall of the outer barrel 5 through a connecting bolt 3, wherein the balancing weight 1 is provided with an installation hole 11, the installation hole 11 is a through hole and is also a countersunk hole, and the connecting bolt 3 is convenient to hide; and set up on mount pad 2 with the coaxial connecting hole 21 of mounting hole 11 and with the slot 22 of connecting hole 21 intercommunication, wherein slot 22 and connecting hole 21 set up respectively on the lateral wall that mount pad 2 is adjacent to guarantee that slot 22 and connecting hole 21 can process and communicate, guarantee simultaneously that above-mentioned connecting block 4 can insert in the slot 22, connecting bolt 3 passes mounting hole 11 and connecting hole 21 and with connecting block 4 threaded connection.
Above-mentioned balancing weight mounting structure, connecting bolt 3 directly runs through mounting hole 11 and connecting hole 21, then is connected with connecting block 4, and connecting block 4 inserts in slot 22, be split type structure with the mount pad, can carry out position control as required, when the installation, because the effect that mounting hole 11 and connecting hole 21 played is the via hole, make things convenient for connecting bolt 3 to pass, consequently connecting bolt 3 and mounting hole 11 and connecting hole 21 non-threaded connection, then can not produce the smooth silk that appears among the prior art, cracked problem. The connecting block 4 is inserted into the slot 22 to adjust the position, so that the position deviation of the screw hole is avoided, and the problem of breakage of the sliding wire and the connecting bolt 3 is further prevented.
The bottom of the connecting block 4 is provided with a projection 42 downwards. The protrusion 42 is used to integrally lock the connecting block 4 into the slot 22, and prevent the connecting block 4 from shaking in the slot 22 and separating from the slot 22. The existing forms of the bulges 42 comprise two forms, one form is that the bulges 42 are directly arranged at the bottom of the connecting block 4, and the bulges 42 can be integrated with the connecting block 4 or split; alternatively, the protrusions 42 may be formed by stamping, as shown in fig. 5 and 6, that is, the protrusions 42 are formed by stamping the connecting block 4, and the protrusions 42 are formed integrally with the connecting block 4. It should be noted that, whatever the protrusion 42 is obtained, it is ensured that the connecting block 4 is gripped after being inserted into the slot 22. The protrusions 42 are circumferentially arranged along the outer side of the threaded hole 41, and may be circumferentially and uniformly distributed. The number of the protrusions 42 arranged on the periphery of the threaded hole 41 may be two or more, in this embodiment, the number of the protrusions 42 is four, the connecting block 4 is square, and of course, the connecting block 4 may also be round or rectangular in other embodiments. The connecting block 4 is also provided with an internally threaded post 43 along the axial direction of the threaded hole 41, the internally threaded post 43 communicating with the threaded hole 41.
As shown in fig. 7 and 8, since the connecting block 4 is provided with the internal threaded column 43, and the protruding end of the internal threaded column 43 at the bottom of the connecting block 4 may cause the connecting block 4 to be inserted inconveniently or not, in order to solve the above problem, in this embodiment, the bottom of the insertion slot 22 is further provided with a U-shaped groove 221, and the U-shaped groove 221 is communicated with the internal threaded column 43 provided on the connecting block 4, so that the lower portion of the internal threaded column 43 completely enters the space formed by the U-shaped groove 221 after the connecting block 4 is inserted.
In order to make the connecting block 4 more stable, in this embodiment the bottom of the slot 22 is also provided with a fastening rib 23 (see fig. 8). The fastening rib 23 is of a small width and functions primarily to cooperate with a projection 42 provided on the connecting piece 4 for clamping the connecting piece 4. The fastening ribs 23 are disposed on two sides of the U-shaped groove 221, and the slot 22, the fastening ribs 23, the connecting hole 21 and the outer cylinder 5 are integrally formed, so as to facilitate installation of the weight block 1. During actual installation, the fastening ribs 23 cooperate with the protrusions 42 to allow the connecting block 4 to be snapped into the slot 22.
As shown in fig. 9 and 10, since the mounting hole 11 is coaxially arranged with the connecting hole 21, the mounting hole 11 and the connecting hole 21 need to be aligned before the connecting bolt 3 can be inserted for mounting; meanwhile, the mounting hole 11 and the connecting hole 21 are connected through the connecting bolt 3 to connect the balancing weight 1 with the outer cylinder 5, and after the mounting is completed, the outer cylinder 5 and the balancing weight 1 may shake left and right, so that the connecting bolt 3 is subjected to tensile stress in the radial direction. In order to solve the above problem, in this embodiment, a counterweight connecting column 24 is further disposed on one side of a joint of the outer cylinder 5 and the counterweight block 1, the counterweight connecting column 24 is provided with a through hole 241 along an axial direction thereof, and the connecting bolt 3 can penetrate through the through hole 241 and the connecting hole 21 to be in threaded connection with the connecting block 4. In order to improve the strength of the counterweight connecting column 24, the outer side wall of the counterweight connecting column 24 is circumferentially provided with reinforcing ribs 242, and the reinforcing ribs 242 are circumferentially and uniformly distributed on the outer side of the counterweight connecting column 24.
in the counterweight block mounting structure provided in this embodiment, the connecting bolt 3 is in threaded fit connection with the metal connecting block 4, because the connecting bolt 3 passes through the mounting hole 11 on the counterweight block 1 and the connecting hole 21 formed in the outer cylinder 5, the counterweight block 1 can be connected with the outer cylinder 5, because the mounting hole 11 and the connecting hole 21 are through holes, the connecting bolt 3 cannot slip and break when passing through the two holes, and meanwhile, a counterweight connecting column 24 is arranged on one side of the joint of the outer cylinder 5 and the counterweight block 1, and the counterweight connecting column 24 can prevent the counterweight block 1 and the outer cylinder 5 from shaking while playing a guiding role, thereby ensuring the connection and fastening between the counterweight block 1 and the outer cylinder 5.
The embodiment also provides a washing machine which comprises the balancing weight mounting structure provided by the embodiment. The washing machine is specifically a drum washing machine.
In the washing machine provided in the embodiment, when the balancing weight 1 is installed, the balancing weight 1 is connected with the outer cylinder 5 through the matching of the connecting bolt 3 and the connecting block 4, so that the problems of wire sliding and fracture cannot occur in the connection process, and meanwhile, the connection between the balancing weight 1 and the outer cylinder 5 can be firmer.
It is noted that the foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (10)
1. the utility model provides a balancing weight mounting structure, its characterized in that includes connecting bolt (3) and connecting block (4) of setting on urceolus (5), be provided with screw hole (41) on connecting block (4), connecting bolt (3) pass balancing weight (1) and with connecting block (4) threaded connection.
2. the counterweight mounting structure according to claim 1, wherein said connecting block (4) is inserted into or engaged with said outer cylinder (5).
3. The counterweight mounting structure according to claim 1 or 2, further comprising a mounting seat (2) provided on the outer cylinder (5), wherein the mounting seat (2) is provided with a connecting hole (21) and a slot (22) communicated with the connecting hole (21), the connecting block (4) can be inserted into the slot (22), and the connecting bolt (3) passes through the connecting hole (21) and is in threaded connection with the connecting block (4).
4. The counterweight mounting structure according to claim 3, wherein a projection (42) is provided downward at the bottom of the connecting block (4).
5. The weight block mounting structure according to claim 4, wherein the connection block (4) is provided with the protrusion (42) formed by punching, and the protrusion (42) is in contact with the bottom of the insertion groove (22).
6. The balancing weight block mounting structure according to claim 3, wherein one side of the connecting block (4) far away from the balancing weight block (1) is further provided with an internal threaded column (43), the internal threaded column (43) is communicated with the threaded hole (41), the bottom of the slot (22) is further provided with a U-shaped groove (221), and the U-shaped groove (221) is located below the internal threaded column (43).
7. the counterweight mounting structure according to claim 3, wherein a fastening rib (23) is further provided at the bottom of said insertion groove (22).
8. the counterweight mounting structure according to claim 1, wherein said connecting block (4) is made of metal, and said connecting block (4) is injection-molded with said outer cylinder (5).
9. The counterweight mounting structure according to claim 3, wherein a counterweight connecting column (24) is further provided on one side of the mounting seat (2) where it meets the counterweight (1), the counterweight connecting column (24) is provided with a through hole (241) communicating with the connecting hole (21) along its axial direction, and the connecting bolt (3) can pass through the through hole (241) to be in threaded connection with the connecting hole (21) and the connecting block (4).
10. A washing machine characterized by comprising the weight mounting structure according to any one of claims 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810565332.2A CN110552165B (en) | 2018-06-04 | 2018-06-04 | Washing machine balancing weight mounting structure and washing machine |
| PCT/CN2019/089818 WO2019233376A1 (en) | 2018-06-04 | 2019-06-03 | Counterweight installation structure and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810565332.2A CN110552165B (en) | 2018-06-04 | 2018-06-04 | Washing machine balancing weight mounting structure and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110552165A true CN110552165A (en) | 2019-12-10 |
| CN110552165B CN110552165B (en) | 2021-12-10 |
Family
ID=68736074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810565332.2A Active CN110552165B (en) | 2018-06-04 | 2018-06-04 | Washing machine balancing weight mounting structure and washing machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110552165B (en) |
| WO (1) | WO2019233376A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111850978A (en) * | 2020-06-11 | 2020-10-30 | 青岛海尔滚筒洗衣机有限公司 | Outer barrel of washing machine and washing machine |
| CN113136702A (en) * | 2020-01-19 | 2021-07-20 | 吴兴华 | Drum type washing machine balancing weight mounting structure |
| CN113882119A (en) * | 2021-10-09 | 2022-01-04 | 巢湖市荣达塑业有限公司 | Washing machine balancing weight and preparation method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2019233376A1 (en) | 2019-12-12 |
| CN110552165B (en) | 2021-12-10 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20211110 Address after: 266101 room 221, Sino German Ecological Park Management Committee, No. 2877, Tuanjie Road, Huangdao District, Qingdao, Shandong Province Applicant after: QINGDAO HAIER WASHING ELECTRIC APPLIANCES Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, No. 1 Haier Road, Laoshan District, Qingdao, Shandong Applicant before: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. |
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