CN207981622U - A kind of stretching device for oscillating screens - Google Patents
A kind of stretching device for oscillating screens Download PDFInfo
- Publication number
- CN207981622U CN207981622U CN201721737644.4U CN201721737644U CN207981622U CN 207981622 U CN207981622 U CN 207981622U CN 201721737644 U CN201721737644 U CN 201721737644U CN 207981622 U CN207981622 U CN 207981622U
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- CN
- China
- Prior art keywords
- section
- supporting surface
- bolt hole
- screen frame
- tensioning
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- 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.)
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Abstract
A kind of stretching device for oscillating screens provided by the utility model, including it is welded on holder on the inside of screen frame, tensioning plate, sieve crimping pulling plate, tensioning crab bolt, compression zone, nut group, holder includes the first supporting surface, vertical attachment face and the second supporting surface；Sieve crimping pulling plate is located on the first supporting surface；Tensioning plate is located above sieve crimping pulling plate, including the first, second, and third part, and second part is equipped with third bolt hole；Compression zone includes the first compression section, fixed section and the second compression section, and the first compression section is perpendicular to fixed section and is pressure pad, and fixed section is equipped with the first bolt hole, and the second compression section and fixed section are in the same plane and be pressure pad；Screen frame is equipped with the second bolt hole, tensioning crab bolt penetrates from third bolt hole, the second bolt hole and the first bolt hole and is carried out tightening fixation by nut group successively, compression zone is in close contact under the active force of nut group on the outside of the first, second compression section and screen frame between nut group and screen frame.
Description
Technical field
The utility model is related to vibrating screen technical fields, more particularly to a kind of stretching device for oscillating screens.
Background technology
The screen frame of existing vibrating screen is that the pulling plate on sieve both sides is clasped using tensioning plate with sieve tensioning, then uses bolt
Oblique tension tensioning plate, to make sieve be tensioned.It is adjusted in the structure since the A-frame welded on the outside of screen frame does not have
It acts on, the tensile force of bolt is constant when material changes on compass screen surface or variation is little, still will appear sieve absent-mindedness, reduces
The production capacity of vibrating screen.
Invention content
In view of the above technical problems, the utility model provides a kind of stretching device for oscillating screens.
A kind of stretching device for oscillating screens of the utility model, including it is welded on holder, tensioning plate, sieve on the inside of screen frame
Net volume side pulling plate, tensioning crab bolt, compression zone, nut group, holder include the first supporting surface, vertical attachment face and the second support
Face, the first supporting surface are right angle bending structure, and one right-angle side is welded on perpendicular to screen frame and its vertex on the inside of screen frame, another
Right-angle side is vertical and is supported on the second supporting surface, and vertical attachment face is located at the lower section of the first supporting surface and is welded on the inside of screen frame
On, the second supporting surface is located at below the first supporting surface and parallel with the first supporting surface, and the end of the second supporting surface is welded on vertically
On stationary plane；Sieve crimping pulling plate is located on the first supporting surface；Tensioning plate is located above sieve crimping pulling plate, and tensioning plate includes the
A part, second part and Part III, first part, second part, Part III are sequentially connected, and the end of first part is supported
It leans against on the inside of screen frame, second part is equipped with the third bolt hole being slidably matched with the neck of the tensioning crab bolt, third
Partial end is pressed against on the sieve crimping pulling plate；Compression zone includes the first compression section, fixed section and the second compression section, the
One compression section, fixed section, the second compression section are sequentially connected, and for the first compression section perpendicular to the fixed section, the first compression section is pressure
Pad, fixed section are equipped with the first bolt hole, and in the same plane, the second compression section is pressure pad for the second compression section and fixed section；Sieve
Frame be equipped with the second bolt hole, tensioning crab bolt penetrated successively from third bolt hole, the second bolt hole and the first bolt hole and by
Nut group carries out tightening fixation, compression zone between nut group and screen frame, under the active force of nut group the first compression section and
Second compression section is in close contact on the outside of screen frame.
Preferably, the screw thread on tensioning crab bolt is Tang thread, nut group includes left-handed nut and right-handed nut.
Preferably, the bar portion of the second bolt hole and the first bolt hole and tensioning crab bolt is slidably matched.
Preferably, the position and the first supporting surface of the second compression section of compression zone and the outer side contacts of sieve are on the inside of sieve
Welding position is corresponding.
Preferably, the first part of tensioning plate is one-part form or multisection type.
Compared with prior art, a kind of stretching device for oscillating screens of the utility model, is deformed upon by stress
Pressure pad generates pressure or lever force using pressure pad to adjust the active force to sieve, to which sieve to be closely tensioned, effectively prolongs
The service life of long sieve is replaced when compression zone is damaged and is convenient to；The structure of bracket is more stablized simultaneously, has
Better support effect；In addition it can be effectively prevent bolt looseness using Tang thread, sieve is made to always work in optimum state.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model stretching device for oscillating screens.
Specific implementation mode
To make to have further understanding to the purpose of this utility model, construction, feature and its function, hereby coordinate embodiment
Detailed description are as follows.
A kind of stretching device for oscillating screens as shown in Figure 1, including be welded on the holder 2 of the inside of screen frame 1, tensioning plate 3,
Sieve crimping pulling plate 4, tensioning crab bolt 5, compression zone 6, nut group 7.Holder 2 includes the first supporting surface 21, vertical attachment face 22
With the second supporting surface 23, the first supporting surface 21 is right angle bending structure, and one right-angle side is welded on perpendicular to screen frame and its vertex
On on the inside of screen frame, another right-angle side is vertical and is supported on the second supporting surface 23；Vertical attachment face 22 is located at the first supporting surface 21
Lower section and be welded on the inside of screen frame 1；Second supporting surface 23 be located at the lower section of the first supporting surface 21 and with the first supporting surface 21
Parallel, the end of the second supporting surface 23 is welded on vertical attachment face 22.Sieve crimping pulling plate 4 is located on the first supporting surface 21.
Tensioning plate 3 is located at 4 top of sieve crimping pulling plate, and tensioning plate 3 includes first part 31, second part 32 and Part III 33, the
A part 31, second part 32, Part III 33 are sequentially connected, and the end of first part 31 is resisted against on the inside of screen frame, and second
Part 32 is equipped with the third bolt hole 8 being slidably matched with the neck of tensioning crab bolt 5, and the end of Part III 33 is pressed against sieve
On net volume side pulling plate 4.Compression zone 6 includes the first compression section 61, fixed section 62 and the second compression section 63, and the first compression section 61 is consolidated
Determine section 62, the second compression section 63 is sequentially connected, for the first compression section 61 perpendicular to fixed section 62, the first compression section 61 is pressure pad, Gu
Determine section 62 and be equipped with the first bolt hole 10, in the same plane, the second compression section 63 is pressure for the second compression section 63 and fixed section 62
Pad.Screen frame 1 is equipped with the second bolt hole 9, is tensioned crab bolt 5 from third bolt hole 8, the second bolt hole 9 and the first bolt hole 10
It penetrates successively and is carried out tightening fixation by nut group 7, compression zone 6 is between nut group 7 and screen frame 1, in the effect of nut group 7
The first compression section 61 and the second compression section 63 are in close contact with 1 outside of screen frame under power.
The screw thread being tensioned on crab bolt 5 is Tang thread, and nut group 7 may include left-handed nut and right-handed nut, to have
Effect prevents bolt looseness.
The bar portion of second bolt hole 9 and the first bolt hole 10 and tensioning crab bolt 5 is slidably matched.
Second compression section 63 of compression zone 6 is with the position of 1 outer side contacts of sieve with the first supporting surface 21 in 1 inside of sieve
Welding position is corresponding.
The first part 31 of tensioning plate 3 is one-part form or multisection type.
A kind of stretching device for oscillating screens of the utility model, the pressure pad deformed upon by stress are produced using pressure pad
Raw pressure or lever force adjust the active force to sieve, and to which sieve to be closely tensioned, effectively extend sieve uses the longevity
Life, replaces when compression zone is damaged and is convenient to；The structure of bracket is more stablized simultaneously, and there is preferably support to imitate
Fruit；In addition it can be effectively prevent bolt looseness using Tang thread, sieve is made to always work in optimum state.
The utility model is described by above-mentioned related embodiment, however above-described embodiment is only to implement the utility model
Example.It must be noted that the embodiment disclosed is not limiting as the scope of the utility model.On the contrary, not departing from this
It is changed and retouched made by the spirit and scope of utility model, belongs to the scope of patent protection of the utility model.
Claims (5)
1. a kind of stretching device for oscillating screens, including be welded on holder on the inside of screen frame, tensioning plate, sieve crimping pulling plate,
Tight crab bolt, compression zone, nut group, it is characterised in that the holder includes the first supporting surface, vertical attachment face and the second support
Face, first supporting surface are right angle bending structure, and one right-angle side is welded on perpendicular to screen frame and its vertex on the inside of screen frame,
Another right-angle side is vertical and is supported on the second supporting surface, and the vertical attachment face is located at the lower section of first supporting surface and weldering
On being connected on the inside of screen frame, second supporting surface is located at below first supporting surface and, institute parallel with first supporting surface
The end for stating the second supporting surface is welded on the vertical attachment face；The sieve crimping pulling plate is located at first supporting surface
On；The tensioning plate is located above the sieve crimping pulling plate, and the tensioning plate includes first part, second part and third portion
Point, the first part, second part, Part III are sequentially connected, and the end of the first part is resisted against on the inside of screen frame,
The second part is equipped with the third bolt hole being slidably matched with the neck of the tensioning crab bolt, the end of the Part III
Portion is pressed against on the sieve crimping pulling plate；The compression zone includes the first compression section, fixed section and the second compression section, and described the
One compression section, fixed section, the second compression section are sequentially connected, the first compression section perpendicular to the fixed section, described first by
Pressure section be pressure pad, the fixed section be equipped with the first bolt hole, the second compression section and the fixed section in the same plane,
The second compression section is pressure pad；Screen frame is equipped with the second bolt hole；The tensioning crab bolt is from the third bolt hole, second
Bolt hole and the first bolt hole penetrate and are carried out tightening fixation by the nut group successively, and the compression zone is located at the nut group
Between screen frame, it is in close contact on the outside of the first compression section and the second compression section and screen frame under the active force of nut group.
2. a kind of stretching device for oscillating screens as described in claim 1, it is characterised in that the spiral shell on the tensioning crab bolt
Line is Tang thread, and the nut group includes left-handed nut and right-handed nut.
3. a kind of stretching device for oscillating screens as described in claim 1, it is characterised in that second bolt hole and described
The bar portion of first bolt hole and the tensioning crab bolt is slidably matched.
4. a kind of stretching device for oscillating screens as described in claim 1, it is characterised in that the second of the compression zone is pressurized
Section and the position of the outer side contacts of sieve are corresponding with welding position of first supporting surface on the inside of sieve.
5. a kind of stretching device for oscillating screens as described in claim 1, it is characterised in that the first part of the tensioning plate
For one-part form or multisection type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721737644.4U CN207981622U (en) | 2017-12-14 | 2017-12-14 | A kind of stretching device for oscillating screens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721737644.4U CN207981622U (en) | 2017-12-14 | 2017-12-14 | A kind of stretching device for oscillating screens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207981622U true CN207981622U (en) | 2018-10-19 |
Family
ID=63816582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721737644.4U Expired - Fee Related CN207981622U (en) | 2017-12-14 | 2017-12-14 | A kind of stretching device for oscillating screens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207981622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110614223A (en) * | 2019-09-26 | 2019-12-27 | 扬州大学 | Stretching type tensioning mechanism for screen mesh of vibrating screen and tensioning method thereof |
-
2017
- 2017-12-14 CN CN201721737644.4U patent/CN207981622U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110614223A (en) * | 2019-09-26 | 2019-12-27 | 扬州大学 | Stretching type tensioning mechanism for screen mesh of vibrating screen and tensioning method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20181214 |