CN203795690U - Joist connecting piece - Google Patents
Joist connecting piece Download PDFInfo
- Publication number
- CN203795690U CN203795690U CN201420094255.4U CN201420094255U CN203795690U CN 203795690 U CN203795690 U CN 203795690U CN 201420094255 U CN201420094255 U CN 201420094255U CN 203795690 U CN203795690 U CN 203795690U
- Authority
- CN
- China
- Prior art keywords
- keel
- ffu
- bottom plate
- base plate
- connecting ends
- 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
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000012634 fragment Substances 0.000 description 22
- 210000001503 joint Anatomy 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a joist connecting piece used for a clean room. The joist connecting piece comprises a body and a base plate. The base plate of the connecting piece is detachably connected together with the body. When a filter of an FFU needs to be replaced, a supporting piece for installing the FFU is taken down from a ceiling joist firstly, the base plate is then disassembled from the body, and the FFU can be taken out from the lower portion of a ceiling very easily, so that replacing and installing of the filter of the FFU are both very convenient.
Description
Technical Field
The utility model relates to a fossil fragments connecting device especially relates to a connecting piece for toilet's furred ceiling fossil fragments.
Background
The existing FFU fan filter generally adopts an up-conversion process technology.
The up-conversion FFU installation process is characterized in that a filter is placed in a fixing frame formed by a ceiling suspended keel, and then an FFU box body is placed on the filter. Outside air enters the FFU box body through the FFU air inlet duct, the fan accelerates air flow, and the air flows into a room after being filtered by the filter. The filter is after using a period, is easily infected with a large amount of dust, leads to the filter jam, when changing the filter, must stand above the furred ceiling fossil fragments, removes the FFU box earlier, just then can change original filter, and it is more troublesome to change.
In order to overcome the defects of the up-conversion type FFU (fan filter unit) mounting process, the down-conversion type FFU fan filter mounting process appears in the industry, and the filter is mounted by directly fixing the filter by screws at present. However, because the bottom plate and the body of the cross-shaped, T-shaped or L-shaped keel connecting piece connected with the ceiling keel are fixedly connected together, even if the FFU supporting piece is taken down, the bottom plate of the keel connecting piece still limits and prevents the FFU fan filter unit from being taken out from the lower part of the ceiling, and after the filter unit is replaced, the FFU fan filter unit is also inconvenient to install on the ceiling keel from the lower part of the ceiling.
Disclosure of Invention
The utility model aims to solve the technical problem that a connecting piece for toilet's furred ceiling fossil fragments is provided, the bottom plate and the body detachably of this connecting piece are installed together, and it is very convenient to change installation FFU from the ceiling below.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a keel connecting piece, its be used for with furred ceiling fossil fragments montage, includes body and bottom plate, be equipped with the link on the body, be provided with the hole on the link, nut or bolt pass through hole with furred ceiling fossil fragments fixed connection on the link, its characterized in that: the body is provided with a positioning hole, the bottom plate is correspondingly provided with a through hole, and the fixing piece penetrates through the through hole and the positioning hole so as to detachably connect the bottom plate to the body.
The body 1 is provided with two connecting ends 11, and the two connecting ends 11 are combined into an L shape.
The bottom plate 2 is L-shaped and has two ends 21, and the two connecting ends 11 are respectively located on the two ends 21.
The body 1 ' is provided with three connecting ends 11 ', and the three connecting ends 11 ' are combined into a T shape.
The bottom plate 2 'is T-shaped and is provided with three end heads 21', and the three connecting ends 11 'are respectively positioned on the three end heads 21'.
The body 1 "is provided with four connecting ends 11", and the four connecting ends 11 "are combined into a cross shape.
The base plate 2 "has a cross shape having four end heads 21", and the four connection ends 11 "are respectively located at the four end heads 21".
The connecting ends 11, 11 ', 11 "are provided with keel joint surfaces 14, 14 ', 14", and the keel joint surfaces 14, 14 ', 14 "are arranged on the same plane with the straight ends of the end heads 21, 21 ', 21" of the bottom plates 2, 2 ', 2 ".
Compared with the prior art, the utility model has the advantages of: the bottom plate and the body of the keel connector are detachably connected together, the supporting piece for installing the FFU is taken down from the ceiling keel, then the bottom plate is taken down from the body, and the FFU can be easily taken out from the lower part of the ceiling.
When new filter need be installed on the ceiling furred ceiling fossil fragments, only need put into the frame of furred ceiling fossil fragments with FFU from the below, later with on the bottom plate is connected to the body with bolt or screw, install support piece on the fossil fragments again, FFU alright with firmly support on support piece. The FFU is very convenient to replace and install.
Drawings
Figure 1 is a schematic view of the body of a first embodiment of the keel connection of the invention.
Figure 2 is a schematic view of a base plate of a first embodiment of the keel connection of the invention.
Figure 3 is an assembly view of the first embodiment keel connection of the present invention.
Figure 4 is a schematic view of the body of a second embodiment of the keel connector of the invention.
Figure 5 is a schematic view of a base plate of a second embodiment of the keel connector of the invention.
Figure 6 is an assembly view of a second embodiment of the keel connection of the invention.
Figure 7 is a perspective view of the body of a third embodiment of the keel connection of the invention.
Figure 8 is a schematic view of a third embodiment of a keel connector body according to the invention.
Figure 9 is a schematic view of a base plate of a third embodiment keel connector of the invention.
Figure 10 is an assembly view of a third embodiment of the keel connection of the invention.
Wherein,
1, 1 ' body 11, 11 ' connecting end 12, 12 ' locating hole
13, 13 ' holes 14, 14 ' butt-joint surfaces 15, 15 ' reinforced rib
Upper 17, 17 ', 17 "and lower 18" blocks of 16, 16', 16 "have weight reducing grooves
19 ' weight-reducing groove 2, 2 ' bottom plate 21, 21 ' end
22, 22' through hole
Detailed Description
The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings.
Referring to fig. 1 to 3, in a first embodiment of the keel connector of the present invention, the keel connector comprises a body 1 and a bottom plate 2. The body 1 has two connecting ends 11, and two connecting ends 11 make up into L shape. Preferably, the two connection ends 11 are integrally formed. Correspondingly, the bottom plate 2 is L-shaped and has two ends 21, and the two connecting ends 11 of the body 1 are respectively located on the two ends 21. Two connecting ends 11 of the body 1 are respectively formed with a positioning hole 12, two ends 21 of the bottom plate 2 are respectively formed with a through hole 22, and when assembling, a fastening piece passes through the through holes 22 and the positioning holes 12 to fixedly connect the bottom plate 2 to the body 1. Preferably, the fastener is a bolt or screw. Preferably, the positioning hole 12 is a threaded hole.
Both the connecting ends 11 are provided with holes 13 and keel butt joint surfaces 14, and reinforcing ribs 15 are arranged on the back surfaces of the keel butt joint surfaces 14. Preferably, the holes 13 are threaded holes.
Referring to figure 3, when the base plate 2 is mounted to the body 1, the keel interface 14 is disposed in the same plane as the flat end of the head 21 of the base plate 2.
A pair of upper clamping blocks 16 arranged at left and right intervals and a pair of lower clamping blocks 17 arranged at left and right intervals are formed on the keel butt joint surface 14, and the interval distance corresponds to the width of the suspended ceiling keel. During the installation, a pair of upper fixture block 16 and a pair of lower fixture block 17 clamp the furred ceiling fossil fragments in the centre, later rethread screw or bolt pass furred ceiling fossil fragments and hole 13 to fix the furred ceiling fossil fragments on link 11.
Referring to fig. 4 to 6, in a second embodiment of the keel connector of the present invention, the keel connector comprises a body 1 'and a bottom plate 2'. The body 1 ' is provided with three connecting ends 11 ', and the three connecting ends 11 ' are combined into a T shape. Preferably, the three connecting ends 11' are integrally formed. Correspondingly, the bottom plate 2 ' is T-shaped and has three ends 21 ', and three connecting ends 11 ' of the body 1 ' are respectively positioned on the three ends 21 '. Three connecting ends 11 'of the body 1' are respectively formed with a positioning hole 12 ', three ends 21' of the bottom plate 2 'are respectively formed with a through hole 22', and a fastening piece passes through the through holes 22 'and the positioning holes 12' to fixedly connect the bottom plate 2 'to the body 1'. Preferably, the fastener is a bolt or screw. Preferably, the positioning hole 12' is a threaded hole.
Three connecting ends 11 ' are all provided with holes 13 ' and keel butt joint faces 14 ', and reinforcing ribs 15 ' are arranged on the back faces of the keel butt joint faces 14 '. Preferably, the holes 13' are threaded holes.
Referring to fig. 6, when the bottom plate 2 ' is mounted to the body 1 ', the keel joint surface 14 ' and the straight end of the end 21 ' of the bottom plate 2 ' are disposed on the same plane.
A pair of upper clamping blocks 16 ' arranged at left and right intervals and a pair of lower clamping blocks 17 ' arranged at left and right intervals are formed on the keel butt joint surface 14 ', and the interval distance corresponds to the width of the suspended ceiling keel. During the installation, ceiling keel is clamped in the middle to a pair of upper fixture block 16 'and a pair of lower fixture block 17', and then fixed on connecting end 11 'through screw or bolt through hole 13'.
Referring to figures 7-10, in a third embodiment of the keel connector of the invention, the keel connector comprises a body 1 "and a base plate 2". The body 1 "has four connecting ends 11", and the four connecting ends 11 "are combined into a cross shape. Preferably, the four connecting ends 11 "are integrally formed. Correspondingly, the base plate 2 "is cross-shaped with four ends 21", and the four connecting ends 11 "of the body 1" are located at the four ends 21 ", respectively. A positioning hole 12 "is formed at each of the four connecting ends 11" of the body 1 ", a through hole 22" is formed at each of the four ends 21 "of the base plate 2", and a fastening member is inserted through the through holes 22 "and the positioning holes 12" to fixedly connect the base plate 2 "to the body 1". Preferably, the fastener is a bolt or screw. Preferably, the locating hole 12 "is a threaded hole.
The four connecting ends 11 "are provided with holes 13" and keel butt surfaces 14 ", and the back surfaces of the keel butt surfaces 14" are provided with reinforcing ribs 15 ". Preferably, the holes 13 "are threaded holes.
Referring to fig. 9, when the base plate 2 "is mounted to the body 1", the keel interface 14 "is disposed in a plane with the flat end of the head 21" of the base plate 2 ".
The middle portion of the body 1 "and the bottom of the connection end 11" are provided with component relief grooves 18 "and 19", respectively. The connecting end 11 "is arranged in a step shape. The keel butt-joint surface 14 "is provided with a pair of upper clamping blocks 16" arranged at intervals left and right and a pair of lower clamping blocks 17 "arranged at intervals left and right, and the interval distance corresponds to the width of the suspended ceiling keel. During the installation, a pair of upper fixture block 16 "and a pair of lower fixture block 17" clamp the furred ceiling fossil fragments in the centre, thereby later through screw or bolt hole 13 "fix the furred ceiling fossil fragments on connecting end 11".
The utility model discloses after fossil fragments connecting piece and furred ceiling fossil fragments assembled, furred ceiling fossil fragments's terminal surface, bottom plate 2, 2 ', 2 "and the link 11 of fossil fragments connecting piece, 11 ', 11" zero clearance butt joint, in addition because set up on the fossil fragments butt joint face last fixture block 16, 16 ', 16 "and lower fixture block 17, 17 ', 17", the furred ceiling fossil fragments can not control after installing yet and rock, has reached clean effect.
Preferably, the body 1, 1 ', 1 "and the bottom plate 2, 2', 2" of the keel connecting piece of the utility model are aluminum alloy components.
Of course, the detachable connection between the bottom plate 2, 2 ', 2 "and the body 1, 1', 1" of the keel connector of the present invention may be any other connection known to those skilled in the art, besides bolt or screw connection. For example, a sliding groove may be formed on the body 1, 1 ', 1 ", and a sliding block may be formed on the bottom plate 2, 2', 2", and the sliding block may be coupled with or separated from the sliding groove to detachably connect the bottom plate 2, 2 ', 2 "with the body 1, 1', 1".
The utility model discloses bottom plate 2 of fossil fragments connecting piece, 2 ', 2 "links together with body 1, 1 ', 1" detachably, when needs change FFU's filter, takes off the support piece of installation FFU fan filter from the furred ceiling fossil fragments earlier, dismantles bottom plate 2, 2 ', 2 "from body 1, 1 ', 1" again, and FFU fan filter just can take out from the ceiling below very easily.
When the new filter needs to be installed on the ceiling keel, the FFU fan filter is only needed to be put into the framework of the ceiling keel from the lower part, then the bottom plates 2, 2 'are connected to the bodies 1, 1' through bolts or screws, then the supporting piece is installed on the keel, and the FFU fan filter can be stably supported on the supporting piece. The FFU is very convenient to replace and install.
It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (1)
1. A keel connection for coupling with a ceiling keel, comprising a body (1, 1 ', 1 ") and a base plate (2, 2', 2"), said body (1, 1 ', 1 ") being provided with a connection end (11, 11', 11"), said connection end (11, 11 ', 11 ") being provided with a hole (13, 13', 13"), through which hole (13, 13 ', 13 ") a nut or bolt is passed for fixedly connecting the ceiling keel to the connection end (11, 11', 11"), characterized in that: the body (1, 1 ', 1 ") is provided with positioning holes (12, 12', 12"), the base plate (2, 2 ', 2 ") is correspondingly provided with through holes (22, 22', 22"), and a fixing member is passed through the through holes (22, 22 ', 22 ") and the positioning holes (12, 12', 12") to detachably connect the base plate (2, 2 ', 2 ") to the body (1, 1', 1").
2. The keel connection according to claim 1, wherein: the body (1) is provided with two connecting ends (11), and the two connecting ends (11) are combined into an L shape.
3. The keel connection according to claim 2, wherein: the bottom plate (2) is L-shaped and provided with two end heads (21), and the two connecting ends (11) are respectively positioned on the two end heads (21).
4. The keel connection according to claim 1, wherein: the body (1 ') is provided with three connecting ends (11 '), and the three connecting ends (11 ') are combined into a T shape.
5. The keel connection according to claim 4, wherein: the bottom plate (2 ') is T-shaped and is provided with three ends (21'), and the three connecting ends (11 ') are respectively positioned on the three ends (21').
6. The keel connection according to claim 1, wherein: the body (1 ") is provided with four connecting ends (11"), the four connecting ends (11 ") being combined in a cross shape.
7. The keel connection according to claim 6, wherein: the base plate (2 ") is cross-shaped having four terminal ends (21"), and the four connection ends (11 ") are respectively located at the four terminal ends (21").
8. The runner attachment of any one of claims 1 to 7, wherein: the link ends (11, 11 ', 11 ") are provided with keel abutment surfaces (14, 14 ', 14"), the keel abutment surfaces (14, 14 ', 14 ") being disposed in the same plane as the straight ends of the ends (21, 21 ', 21") of the base plates (2, 2 ', 2 ").
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094255.4U CN203795690U (en) | 2014-03-04 | 2014-03-04 | Joist connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094255.4U CN203795690U (en) | 2014-03-04 | 2014-03-04 | Joist connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203795690U true CN203795690U (en) | 2014-08-27 |
Family
ID=51377917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420094255.4U Expired - Fee Related CN203795690U (en) | 2014-03-04 | 2014-03-04 | Joist connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203795690U (en) |
-
2014
- 2014-03-04 CN CN201420094255.4U patent/CN203795690U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140827 Termination date: 20180304 |