CN220286167U - Combined screw with corrugated washer and flat washer - Google Patents
Combined screw with corrugated washer and flat washer Download PDFInfo
- Publication number
- CN220286167U CN220286167U CN202320994318.0U CN202320994318U CN220286167U CN 220286167 U CN220286167 U CN 220286167U CN 202320994318 U CN202320994318 U CN 202320994318U CN 220286167 U CN220286167 U CN 220286167U
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- Prior art keywords
- screw
- screw rod
- washer
- head
- flat washer
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- 238000012856 packing Methods 0.000 claims abstract description 8
- 238000000926 separation method Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010079 rubber tapping Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004873 anchoring Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model relates to the technical field of screws, in particular to a combined screw with a corrugated washer and a flat washer, which comprises a head screw, wherein the flat washer is fixedly connected to the top position of the head screw, a pan head is fixedly connected to the center position of the top of the flat washer, two sections of middle screws are arranged at the bottom of the head screw, limit posts penetrate through and are slidably connected to the left side and the right side of the outer diameter of the middle screw at the top, and tail screws penetrate through and are slidably connected to the bottom position of the middle screw at the bottom; this have combination screw of ripple packing ring and peace packing ring concurrently, through the anchor hole that sets up in first screw rod and well screw rod bottom, press spacing post and make first screw rod, well screw rod and tail screw rod slide into in proper order in the anchor hole, then under the resilience effect of spring for spacing post is ejecting and slide into spacing downthehole, accomplish the concatenation between first screw rod, well screw rod and the tail screw rod, the user can be according to the length of self-tapping screw as required, the screw rod in the multisection is installed wantonly to satisfy different installation needs.
Description
Technical Field
The utility model relates to the technical field of screws, in particular to a combined screw with a corrugated washer and a flat washer.
Background
Screws are generally referred to as screws. The screw is a tool for fastening the parts of the device step by utilizing the physical and mathematical principles of the inclined circular rotation and friction force of the object. Screws are a common way of speaking fasteners, daily spoken words. Screws are an indispensable industrial necessity in daily life: very small screws for use in cameras, spectacles, watches, electronics, etc.; general screws for televisions, electrical products, musical instruments, furniture, and the like; as for engineering, construction and bridge, large-scale screws and nuts are used; traffic tools, airplanes, electric cars, automobiles and the like are used together by the large screws and the small screws. Screws are an important task in industry, and as long as industry exists on earth, the function of the screw is always important.
However, the length of the conventional screw cannot be prolonged, and when the workpiece is fixedly mounted by the screw with a longer length, the anchoring depth cannot meet the requirement, so that the fixed mounting effect is affected. In view of this, we propose a combination screw with both a corrugated washer and a flat washer.
Disclosure of Invention
In order to remedy the above deficiencies, the present utility model provides a combination screw having both a corrugated washer and a flat washer.
The technical scheme of the utility model is as follows:
a combination screw having both a corrugated washer and a flat washer, comprising:
the head screw rod, head screw rod top position fixedly connected with flat packing ring, flat packing ring top central point puts fixedly connected with coiled hair, head screw rod bottom is provided with two sections in the screw rod, the top in the screw rod external diameter left and right sides position all runs through and sliding connection has spacing post, bottom in the screw rod bottom position runs through and sliding connection has the tail screw rod.
Preferably, the center of the top of the pan head is penetrated and provided with a mounting groove.
Preferably, the isolating pad penetrates through the outer diameter of the head screw rod and is connected with the head screw rod in a sliding mode.
Preferably, the left side and the right side of the outer diameter bottom of the head screw rod are penetrated and provided with limiting holes.
Preferably, the middle screw rod and the head screw rod at the top penetrate through and are connected together in a sliding manner.
Preferably, elastic pieces are arranged on the left side and the right side of the inner top end of the middle screw rod.
Compared with the prior art, the utility model has the beneficial effects that:
this have combination screw of ripple packing ring and peace packing ring concurrently, through the anchor hole that sets up in first screw rod and well screw rod bottom, press spacing post and make first screw rod, well screw rod and tail screw rod slide into in proper order in the anchor hole, then under the resilience effect of spring for spacing post is ejecting and slide into spacing downthehole, accomplish the concatenation between first screw rod, well screw rod and the tail screw rod, the user can be according to the length of self-tapping screw as required, the screw rod in the multisection is installed wantonly to satisfy different installation needs.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a pan head structure according to the present utility model;
FIG. 3 is a schematic view of the structure of the head screw of the present utility model;
FIG. 4 is a schematic view of the structure of the screw in the present utility model.
The meaning of each reference numeral in the figures is:
1. a pan head; 2. a corrugated gasket; 3. self-tapping threads; 4. self-tapping a tip; 5. a tail screw; 6. a middle screw; 7. installing a mark; 8. a head screw; 9. a flat gasket; 10. a mounting groove; 11. a limiting hole; 12. an anchor hole; 13. a limit column; 14. and (3) a spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-4, the present utility model is described in detail by the following embodiments:
a combination screw having both a corrugated washer and a flat washer, comprising:
the head screw rod 8, head screw rod 8 top position fixedly connected with flat washer 9, flat washer 9 top central point puts fixedly connected with coiled hair 1, and head screw rod 8 bottom is provided with screw rod 6 in two sections, and screw rod 6 external diameter left and right sides position all runs through and sliding connection has spacing post 13 in the top, and screw rod 6 bottom position runs through and sliding connection has tail screw rod 5 in the bottom.
The center position of the top of the pan head 1 is penetrated and provided with the mounting groove 10, the mounting groove 10 is in a cross groove shape, and the pan head 1 is in a hexagonal shape, so that a screw can be respectively mounted or dismounted by using a cross screwdriver and a spanner, and the use of various dismounting modes is more convenient.
The outer diameter of the head screw rod 8 is penetrated and connected with a separation pad in a sliding way, and the separation pad is formed by a corrugated washer 2, so that the effect of buffering impact can be achieved.
The left side and the right side of the outer diameter bottom of the head screw rod 8 are penetrated and provided with limiting holes 11, and limiting columns 13 can slide into the limiting holes 11 to achieve the limiting and fixing effects.
The top middle screw rod 6 and the head screw rod 8 are penetrated and connected together in a sliding way, and self-tapping threads 3 are penetrated and arranged on the outer diameters of the head screw rod 8, the middle screw rod 6 and the tail screw rod 5.
Elastic pieces are arranged on the left side and the right side of the top end inside the middle screw rod 6, the elastic pieces are composed of springs 14, the springs 14 are in tight contact with the limiting columns 13, and the self-tapping tip 4 is fixedly connected to the bottom of the tail screw rod 5.
It should be noted that, the front end positions of the outer diameters of the head screw rod 8, the middle screw rod 6 and the tail screw rod 5 are all sprayed with the installation marks 7, all the installation marks 7 face the same face and are consistent in arrow direction, the self-tapping threads 3 can be guaranteed to be completely and continuously spliced together, the left side and the right side of the outer diameter bottom of the two middle screw rods 6 are all penetrated and provided with limiting holes 11, the bottom positions of the two middle screw rods 6 are all penetrated and provided with anchor holes 12, the top of the tail screw rod 5 is also provided with limiting columns 13 and springs 14, and the tail screw rod 5 and the bottom middle screw rod 6 are conveniently connected together.
The combined screw with the corrugated washer and the flat washer of the embodiment is used for forcibly pressing down the self-tapping screw through the mounting tool and screwing the self-tapping screw into the mounting workpiece, the self-tapping screw 3 which is arranged on the head screw 8, the middle screw 6 and the tail screw 5 is used for automatically completing tapping and reaming in the screwing process, the head screw 8, the middle screw 6 and the tail screw 5 can sequentially slide into the anchoring hole 12 by pressing the limiting column 13 through the anchoring hole 12 which is arranged at the bottoms of the head screw 8 and the middle screw 6, and then the limiting column 13 is ejected and slides into the limiting hole 11 under the rebound force of the spring 14, so that the splicing between the head screw 8, the middle screw 6 and the tail screw 5 is completed, and a user can freely install the multi-section middle screw 6 according to the length of the self-tapping screw so as to meet different mounting requirements.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Have combination screw of ripple packing ring and plain packing ring concurrently, its characterized in that: comprising the following steps:
the novel screw comprises a head screw rod (8), wherein a flat washer (9) is fixedly connected to the top position of the head screw rod (8), a pan head (1) is fixedly connected to the center position of the top of the flat washer (9), two sections of middle screw rods (6) are arranged at the bottom of the head screw rod (8), limit posts (13) are penetrated and slidingly connected to the left side and the right side of the outer diameter of the middle screw rods (6), and tail screw rods (5) are penetrated and slidingly connected to the bottom position of the middle screw rods (6).
2. The combination screw having both a corrugated washer and a flat washer as claimed in claim 1, wherein: the center of the top of the pan head (1) is penetrated and provided with a mounting groove (10).
3. The combination screw having both a corrugated washer and a flat washer as claimed in claim 1, wherein: and the outer diameter of the head screw rod (8) penetrates through and is connected with a separation pad in a sliding manner.
4. The combination screw having both a corrugated washer and a flat washer as claimed in claim 1, wherein: limiting holes (11) are formed in the left side and the right side of the outer diameter bottom of the head screw rod (8) in a penetrating mode.
5. The combination screw having both a corrugated washer and a flat washer as claimed in claim 1, wherein: the middle screw rod (6) at the top is penetrated and connected with the first screw rod (8) in a sliding way.
6. The combination screw having both a corrugated washer and a flat washer as claimed in claim 1, wherein: elastic pieces are arranged on the left side and the right side of the inner top end of the middle screw rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320994318.0U CN220286167U (en) | 2023-04-26 | 2023-04-26 | Combined screw with corrugated washer and flat washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320994318.0U CN220286167U (en) | 2023-04-26 | 2023-04-26 | Combined screw with corrugated washer and flat washer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220286167U true CN220286167U (en) | 2024-01-02 |
Family
ID=89341399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320994318.0U Active CN220286167U (en) | 2023-04-26 | 2023-04-26 | Combined screw with corrugated washer and flat washer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220286167U (en) |
-
2023
- 2023-04-26 CN CN202320994318.0U patent/CN220286167U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |