CN213970907U - Special spanner for front filter - Google Patents
Special spanner for front filter Download PDFInfo
- Publication number
- CN213970907U CN213970907U CN202120000643.1U CN202120000643U CN213970907U CN 213970907 U CN213970907 U CN 213970907U CN 202120000643 U CN202120000643 U CN 202120000643U CN 213970907 U CN213970907 U CN 213970907U
- Authority
- CN
- China
- Prior art keywords
- jaw
- special spanner
- filter
- handle
- face
- 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.)
- Expired - Fee Related
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 238000011045 prefiltration Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a leading filter's special spanner, handle portion and jaw portion including interconnect, jaw portion has convex jaw face, and the central angle of this jaw face is less than or equal to 180 to the draw-in groove with the card strip looks adaptation of filter flask is seted up on the jaw face at interval. The utility model discloses a central angle of jaw face is less than or equal to 180, during the use, special spanner no longer need embolia from the lower extreme of filter flask, but aims at the card strip of filter flask, and direct card is gone into and can be rotated, consequently uses comparatively conveniently.
Description
Technical Field
The utility model relates to an assembling tool especially indicates a leading filter special spanner of institutional advancement.
Background
Referring to fig. 1, the prefilter mainly includes a valve head 1, a filter flask 2 and a filter element (not shown in the figure), the filter element is installed inside the filter flask 1, and the upper end of the filter flask 2 is hermetically connected with the valve head 1. During installation, the valve head 1 needs to be installed on the main pipeline, and then the filter flask 2 with the filter element is screwed on the lower port of the valve head 1. As shown in the drawings, in order to facilitate screwing the filter bottle 2 to the valve head 1, a plurality of axially extending clamping strips 3 are provided on the outer side surface of the conventional filter bottle 2, and the clamping strips 3 are mounted on the filter bottle 2 at equal intervals. During installation, the filter flask 2 can be tightly screwed on the valve head 1 by a spanner. However, the wrench in the prior art is generally a standard component, and is only suitable for disassembling and assembling standard nuts or bolts, but is not suitable for non-standard filter bottles. If the filter flask is directly operated by a standard wrench, the operation is time-consuming and labor-consuming, and the filter flask is easy to scratch and damage.
Based on this, patent CN204772265U discloses a special wrench for a pre-filter, which includes a handle portion and a wrench opening portion, wherein the front end of the handle portion is provided with the wrench opening portion, the rear end of the handle portion is provided with a plate, the wrench opening portion is annular, and the inner side of the wrench opening portion is radially provided with a plurality of clamping slots matched with the clamping strips on the filter cylinder body, the handle portion, the wrench opening portion and the wrench piece are formed by integral punch forming, and the exterior of the integral structure of the handle portion, the wrench opening portion and the wrench piece are covered with a plastic sleeve, wherein the inner edge of the wrench opening portion and the wrench piece are exposed outside the plastic sleeve, and the wrench piece is sleeved with a sheath. The annular wrench opening part is provided with the clamping notch matched with each clamping strip one by one, so the special wrench can conveniently screw the filter flask on the valve head. However, the special wrench with such a structure also has a great limitation, because the wrench opening part is in a circular ring shape, when the special wrench is used, the wrench opening part must be sleeved in from the lower end of the filter flask, and because the lower end of the filter flask is a sewage discharge outlet, a manual knob or an electric switch of a ball valve is usually installed at the sewage discharge outlet, so that the local volume at the position is increased, the circular wrench cannot be directly sleeved in from the lower end of the filter flask, when the special wrench is actually used (installing or replacing a filter element), the manual knob or the electric switch of the ball valve is usually required to be detached first, and then the special wrench is sleeved in from the lower end of the filter flask, so that great trouble is caused to the use of a user.
SUMMERY OF THE UTILITY MODEL
The utility model provides a spanner of leading filter, the inconvenient problem of dismouting that prior art exists is overcome to its aim at.
In order to achieve the purpose, the utility model provides a technical scheme as follows:
the special wrench for the front filter comprises a handle part and a jaw part which are connected with each other, wherein the jaw part is provided with a circular arc jaw face, the central angle of the jaw face is less than or equal to 180 degrees, and clamping grooves matched with the clamping strips of the filter flask are formed in the jaw face at intervals.
In a preferred embodiment, the central angle of the jaw face is between 120 ° and 180 °.
In a preferred embodiment, the central angle of the jaw face is equal to 180 °, and the central angles of adjacent slots are spaced apart by 45 °.
In a preferred embodiment, the jaw portion has a semicircular ring shape, an inner side surface of the jaw portion forms a jaw surface, and the handle portion is connected to a middle portion of the outer side surface of the jaw portion.
In a preferred embodiment, the jaw portion further comprises left and right guide surfaces, the left and right guide surfaces are respectively connected to the left and right ends of the jaw portion, and the radial distances of the left and right guide surfaces are respectively greater than the radius of the jaw portion. This helps the jaw section to snap into and locate with the filter flask and the clamping strip.
In a preferred embodiment, the jaw portion has a semicircular ring shape, the inner side surface of the jaw portion forms a jaw surface, and the handle is connected to the left/right side of the outer side surface of the jaw portion.
In a preferred embodiment, the jaw portion and the handle portion are integrally formed.
In a preferred embodiment, the jaw portion and the handle portion are galvanized iron plates having a thickness of 5mm to 8 mm.
The handle part is sleeved with a plastic sleeve.
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
the utility model discloses a central angle of jaw face is less than or equal to 180, during the use, special spanner no longer need embolia from the lower extreme of filter flask, but aims at the card strip of filter flask, and direct card is gone into and can be rotated, consequently uses comparatively conveniently.
Drawings
Fig. 1 is a schematic perspective view of a pre-filter.
Fig. 2 is a schematic structural diagram of the first embodiment.
Fig. 3 is a schematic structural diagram of the second embodiment.
Fig. 4 is a schematic structural diagram of the third embodiment.
Detailed Description
For further understanding of the present invention, the present invention will be described in detail with reference to the following examples, which are provided for illustration of the present invention but are not intended to limit the scope of the present invention.
Referring to fig. 1, the prefilter shown in the figure mainly comprises a valve head 1, a filter flask 2 and a filter element (not shown in the figure), wherein the filter element is installed inside the filter flask 1, the upper end of the filter flask 2 is hermetically connected with the valve head 1, the lower end of the filter flask 2 is provided with a decorative shell 4, and the lower end of the decorative shell 4 is provided with a knob 5 for adjusting a ball valve (not shown in the figure). During installation, the valve head 1 needs to be installed on the main pipeline, and then the filter flask 2 with the filter element is screwed on the lower port of the valve head 1. As shown in the drawings, in order to facilitate screwing the filter bottle 2 to the valve head 1, a plurality of axially extending clamping strips 3 are provided on the outer side surface of the conventional filter bottle 2, and the clamping strips 3 are mounted on the filter bottle 2 at equal intervals. During installation, the filter flask 2 can be tightly screwed on the valve head 1 by a spanner.
Example one
Referring to fig. 2, in order to facilitate the fastening of the filter bottle 2 to the valve head 1, the present embodiment provides a special wrench for a front filter, which includes a handle portion 6 and a jaw portion 7 (both integrally formed in the present embodiment) connected to each other, the jaw portion 7 is in a semi-circular ring shape, and the handle portion 6 is connected to the middle of the outer side surface of the jaw portion 7. The inner side surface of the jaw portion 7 forms a jaw surface 71, the jaw surface 71 is circular arc-shaped, and the central angle of the jaw surface 71 is equal to 180 °. With reference to the drawings, the jaw face 71 is provided with slots 72 (4 rectangular slots in this embodiment) at intervals, which are adapted to the clamp strips 3 of the filter flask 2, and adjacent slots 72 are separated by a central angle of 45 °.
In order to facilitate quick positioning and clamping with the filter bottle 2 and the clamping strip 3 thereon, the jaw portion 7 further comprises a left guide surface 73 and a right guide surface 74, the left and right guide surfaces 73 and 74 are respectively connected to the left and right ends of the jaw portion 71, and the radial distances of the left and right guide surfaces 73 and 74 are respectively greater than the radius of the jaw portion 71.
When the clamp is used, the handle part 6 is held by a hand, the jaw part 7 is directly clamped with the filter bottle 2, each clamping groove 72 on the jaw surface 71 is directly aligned with and clamps the corresponding clamping strip 3, and after the clamp is positioned, the clamp is directly rotated.
Example two
Referring to fig. 3, the second embodiment is substantially the same as the first embodiment, and mainly differs in that the jaw portion 7 is semicircular, the handle 6 is connected to the right side of the outer side surface of the jaw portion 7, the central angle of the jaw surface 71 is also equal to 180 °, the jaw surface 71 is provided with slots 72 (in this embodiment, 4 rectangular slots) at intervals, which are adapted to the filter bottle clamping strips, and the adjacent slots 72 are spaced at a central angle of 45 °.
In a preferred embodiment, the jaw portion 7 and the handle portion 6 are galvanized iron plates having a thickness of 5mm to 8 mm. The handle portion 6 is sleeved with a plastic sleeve 8, and the plastic sleeve 8 is usually a thermoplastic sleeve.
Additionally, the size and shape of the bayonet slots 72 are dependent upon the size and shape of the bayonet strips of the filter flask.
EXAMPLE III
Referring to fig. 4, the present embodiment is basically the same as the second embodiment, and mainly differs therefrom in that the central angle of the jaw face 71 is also equal to 120 °, and 3 rectangular slots 72 are uniformly and alternately formed on the jaw face 71.
The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (9)
1. Leading special spanner of filter, handle portion and jaw portion including interconnect, its characterized in that: the jaw part is provided with a circular arc jaw face, the central angle of the jaw face is less than or equal to 180 degrees, and the jaw face is provided with clamping grooves matched with the clamping strips of the filter flask at intervals.
2. The special spanner according to claim 1, wherein: the central angle of the jaw face is between 120 DEG and 180 deg.
3. The special spanner according to claim 1, wherein: the central angle of the jaw face is equal to 180 degrees, and the central angles of the adjacent clamping grooves are 45 degrees apart.
4. The special spanner according to claim 1, wherein: the jaw portion is semicircle annular, and the medial surface of jaw portion forms jaw portion face, handle portion connects in the middle part of the lateral surface of jaw portion.
5. The special spanner according to claim 4, wherein: the jaw part further comprises a left guide surface and a right guide surface, the left guide surface and the right guide surface are respectively connected to the left end and the right end of the jaw part, and the radial distance between the left guide surface and the right guide surface is respectively greater than the radius of the jaw part.
6. The special spanner according to claim 1, wherein: the jaw part is semicircular, the inner side surface of the jaw part forms a jaw surface, and the handle is connected to the left/right side of the outer side surface of the jaw part.
7. The special spanner according to claim 1, wherein: the jaw portion and the handle portion are integrally formed.
8. The special spanner according to claim 7, wherein: the jaw part and the handle part are galvanized iron plates, and the thickness of the jaw part and the handle part is 5mm-8 mm.
9. The special spanner according to any one of claims 1 to 7, wherein: the handle part is sleeved with a plastic sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120000643.1U CN213970907U (en) | 2021-01-03 | 2021-01-03 | Special spanner for front filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120000643.1U CN213970907U (en) | 2021-01-03 | 2021-01-03 | Special spanner for front filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213970907U true CN213970907U (en) | 2021-08-17 |
Family
ID=77250530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120000643.1U Expired - Fee Related CN213970907U (en) | 2021-01-03 | 2021-01-03 | Special spanner for front filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213970907U (en) |
-
2021
- 2021-01-03 CN CN202120000643.1U patent/CN213970907U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20120125074A1 (en) | Tool head device for crimping rings and clamps | |
| CN213970907U (en) | Special spanner for front filter | |
| CN110318446B (en) | Take gondola water faucet fixing device of spanner function | |
| TWI577456B (en) | Glue gun clip structure | |
| CN201033984Y (en) | Electrical box handle lock having easy fixing function | |
| CN211362037U (en) | A kind of spanner | |
| CN211231941U (en) | Multipurpose aluminum pipe convenient to mount and dismount | |
| CN217317777U (en) | Spanner is dismantled to pressure filter feeding shower nozzle | |
| CN210968655U (en) | Disassembling wrench for magnetic filter | |
| CN219054288U (en) | Disassembly tool for endoscope leak detection valve | |
| CN213259189U (en) | Narrow and small space pipeline nut spanner | |
| CN110715124A (en) | Spiral pipe interface water leakage prevention structure, spiral pipe stamping wave flattening device and method | |
| CN209936791U (en) | A kind of spanner | |
| CN219819609U (en) | Special tool for disassembling and assembling filter element device | |
| CN210107694U (en) | Integrated air conditioner hanging machine side plate | |
| CN211573952U (en) | Cavity body connecting and assembling structure | |
| CN210266270U (en) | Flat square connecting pipe | |
| CN220857180U (en) | Wire pressing pliers | |
| CN216184541U (en) | Hexagonal copper post installation anticreep tool | |
| CN210484813U (en) | Adjustable pipe clamp | |
| CN210909744U (en) | Detachable socket wrench and water supply connecting pipe | |
| CN210399008U (en) | Stove igniter convenient to disassemble and assemble | |
| CN213105247U (en) | Clamp forceps | |
| CN210550918U (en) | Split type radio frequency coaxial connector and assembling tool thereof | |
| CN214745524U (en) | Clamped LED lamp and panel lamp assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |