CN203946846U - Self-lubricating scissor-like jack - Google Patents
Self-lubricating scissor-like jack Download PDFInfo
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- CN203946846U CN203946846U CN201420403039.3U CN201420403039U CN203946846U CN 203946846 U CN203946846 U CN 203946846U CN 201420403039 U CN201420403039 U CN 201420403039U CN 203946846 U CN203946846 U CN 203946846U
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- piece
- rotationally connected
- oil
- fixedly connected
- turning block
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Abstract
The utility model discloses a kind of self-lubricating scissor-like jack, the described piece that is rotationally connected is rectangular-shaped, the described piece inside that is rotationally connected is provided with oil pocket, described be rotationally connected side that piece is fixedly connected with piece relatively and be provided with and the annular dovetail chute of the concentric setting of tapped bore, the oil outlet communicating with oil pocket, the described piece that is rotationally connected is provided with the turning block rotating relative to the side being fixedly connected with, described turning block be rotationally connected the relative side that is fixedly connected with piece of piece and fit, described turning block is provided with the tapped bore suitable with screw rod, the side of relative the first oil outlet of described turning block is provided with the annular dovetail slide block corresponding with annular dovetail chute, corresponding with oil outlet first goes out oil groove, the sidewall of the tapped bore on described turning block be provided with go out with first that oil groove communicates second go out oil groove, what described annular dovetail slide block slided is arranged in annular dovetail chute, can in rotating screw bolt, play lubricated effect to screw rod, facilitate rotating screw bolt.
Description
Technical field
The utility model relates to a kind of jack, and more particularly, it relates to a kind of self-lubricating scissor-like jack.
Background technology
Existing scissor-like jack is all the lifting of being controlled screw rod and controlled jack by rotation, and in the jack not using for a long time, screw portion and tapped bore part get rusty easily, so just very difficult rotating screw bolt.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of scissor-like jack of self-lubricating.
For achieving the above object, the utility model provides following technical scheme: a kind of self-lubricating scissor-like jack, comprise base, take over a business, the first underarm, the second underarm, the first upper arm, the second upper arm, screw rod, be rotationally connected piece and be fixedly connected with piece, one end of the first described underarm and one end of the second underarm are all hinged with base, the other end of the first described underarm and one end of the first upper arm are hinged by being rotationally connected piece, the other end of the second described underarm is hinged by being fixedly connected with piece with one end of the second upper arm, the other end of the second described upper arm and the other end of the first upper arm all with take over a business hinged, described be rotationally connected be provided with the tapped bore suitable with screw rod one end, the described piece that is fixedly connected with is provided with the through hole suitable with the screw rod other end, described screw rod is rotationally connected respectively at being fixedly connected with piece and being rotationally connected piece with tapped bore by through hole, the described piece that is rotationally connected is rectangular-shaped, the described piece inside that is rotationally connected is provided with oil pocket, described be rotationally connected side that piece is fixedly connected with piece relatively and be provided with and the annular dovetail chute of the concentric setting of tapped bore, the oil outlet communicating with oil pocket, the described piece that is rotationally connected is provided with the turning block rotating relative to the side being fixedly connected with, described turning block be rotationally connected the relative side that is fixedly connected with piece of piece and fit, described turning block is provided with the tapped bore suitable with screw rod, the side of relative the first oil outlet of described turning block is provided with the annular dovetail slide block corresponding with annular dovetail chute, corresponding with oil outlet first goes out oil groove, the sidewall of the tapped bore on described turning block be provided with go out with first that oil groove communicates second go out oil groove, what described annular dovetail slide block slided is arranged in annular dovetail chute.
Preferably, described turning block inside is provided with oil resevoir, and described oil resevoir goes out oil groove and second and goes out oil groove and communicate with first respectively.
Preferably, described annular dovetail chute is provided with the lubrication hole communicating with oil pocket back to the end face that is fixedly connected with piece.
Preferably, be describedly rotationally connected one end that piece takes over a business relatively and be provided with the oil filling port communicating with oil pocket.
Preferably, described oil filling port place is provided with soft rubber ball.
Compared with prior art, the beneficial effects of the utility model are: when using jack, pass through rotating screw bolt, thereby be rotationally connected piece towards the direction motion that is fixedly connected with piece, and the first underarm and the first upper arm are all with to be rotationally connected piece hinged, therefore along with being rotationally connected the motion of piece, distance between the first upper arm and the second upper arm reduces gradually, distance between the first underarm and the second underarm also reduces gradually, thereby reach the height that regulates jack, and in the process of bolt rotary, because turning block is provided with the tapped bore suitable with screw rod, therefore turning block can be driven together and rotate by screw rod, because annular dovetail slide block is positioned at annular dovetail chute, turning block all the time be rotationally connected piece and fit, and in the process of rotating at turning block, oil outlet can go out oil groove and communicates with first, oil in oil pocket will flow into first by oil outlet and goes out oil groove so, passing through the second fuel-displaced concentrated flow to screw rod place, thereby screw rod is lubricated, and because turning block is being rotationally connected piece and is being fixedly connected with between piece, therefore screw rod all can first lubricate and then move to through turning block and be rotationally connected piece place, facilitate rotating screw bolt, and in the time that oil outlet and first goes out oil groove and separates, due to turning block be rotationally connected piece and fit, oil just cannot flow out from oil outlet.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model self-lubricating scissor-like jack embodiment;
Fig. 2 is the cutaway view of the oil outlet and first of the utility model self-lubricating scissor-like jack embodiment when going out oil groove and communicating;
Fig. 3 is the partial enlarged drawing of A in Fig. 2;
Fig. 4 is the exploded view of the utility model self-lubricating scissor-like jack embodiment;
Fig. 5 is the partial enlarged drawing of B in Fig. 4;
Fig. 6 is the cutaway view of the oil outlet and first of the utility model self-lubricating scissor-like jack embodiment when going out oil groove and separating;
Fig. 7 is the partial enlarged drawing of C in Fig. 6.
Reference numeral: 1, take over a business; 2, base; 3, the first underarm; 4, the second underarm; 5, the first upper arm; 6, the second upper arm; 7, be rotationally connected piece; 71, oil pocket; 72, oil filling port; 73, annular dovetail chute; 74, oil outlet; 75, lubrication hole; 76, tapped bore; 8, be fixedly connected with piece; 81, through hole; 9, screw rod; 10, soft rubber ball; 11, annular dovetail slide block; 12, turning block; 121, first goes out oil groove; 122, second goes out oil groove; 123, oil resevoir.
Detailed description of the invention
Referring to figs. 1 through Fig. 7, the utility model self-lubricating scissor-like jack embodiment is described further.
A kind of self-lubricating scissor-like jack, comprise base 2, take over a business 1, the first underarm 3, the second underarm 4, the first upper arm 5, the second upper arm 6, screw rod 9, be rotationally connected piece 7 and be fixedly connected with piece 8, one end of the first described underarm 3 and one end of the second underarm 4 are all hinged with base 2, the other end of the first described underarm 3 and one end of the first upper arm 5 are hinged by being rotationally connected piece 7, the other end of the second described underarm 4 is hinged by being fixedly connected with piece 8 with one end of the second upper arm 6, the other end of the second described upper arm 6 and the other end of the first upper arm 5 are all with to take over a business 1 hinged, described be rotationally connected be provided with the tapped bore 76 suitable with screw rod 9 one end, the described piece 8 that is fixedly connected with is provided with the through hole 81 suitable with screw rod 9 other ends, described screw rod 9 is rotationally connected respectively at being fixedly connected with piece 8 and being rotationally connected piece 7 with tapped bore 76 by through hole 81, described is rotationally connected piece 7 for rectangular-shaped, described piece 7 inside that are rotationally connected are provided with oil pocket 71, described be rotationally connected side that piece 7 is fixedly connected with piece 8 relatively and be provided with and the annular dovetail chute 73 of the concentric setting of tapped bore 76, the oil outlet 74 communicating with oil pocket 71, the described piece 7 that is rotationally connected is provided with the turning block 12 rotating relative to the side being fixedly connected with, described turning block 12 be rotationally connected the relative side that is fixedly connected with piece 8 of piece 7 and fit, described turning block 12 is provided with the tapped bore 76 suitable with screw rod 9, the side of described relative the first oil outlet 74 of turning block 12 is provided with the annular dovetail slide block 11 corresponding with annular dovetail chute 73, corresponding with oil outlet 74 first goes out oil groove 121, the sidewall of the tapped bore 76 on described turning block 12 be provided with go out with first that oil groove 121 communicates second go out oil groove 122, what described annular dovetail slide block 11 slided is arranged in annular dovetail chute 73.
When using jack, by rotating screw bolt 9, thereby be rotationally connected piece 7 towards the direction motion that is fixedly connected with piece 8, and the first underarm 3 and the first upper arm 5 are all with to be rotationally connected piece 7 hinged, therefore along with being rotationally connected the motion of piece 7, distance between the first upper arm 5 and the second upper arm 6 reduces gradually, distance between the first underarm 3 and the second underarm 4 also reduces gradually, thereby reach the height that regulates jack, and in the process of rotating at screw rod 9, because turning block 12 is provided with the tapped bore 76 suitable with screw rod 9, therefore turning block 12 can be driven together and rotate by screw rod 9, because annular dovetail slide block 11 is positioned at annular dovetail chute 73, turning block 12 all the time be rotationally connected piece 7 and fit, and in the process of rotating at turning block 12, oil outlet 74 meetings and first go out oil groove 121 and communicate, oil in oil pocket 71 will flow into first by oil outlet 74 and goes out oil groove 121 so, flow to screw rod 9 places going out oil groove 122 by second, thereby screw rod 9 is lubricated, and because turning block 12 is being rotationally connected piece 7 and is being fixedly connected with between piece 8, therefore screw rod 9 all can first lubricate and then move to through turning block 12 and be rotationally connected piece 7 places, facilitate rotating screw bolt 9, and in the time that oil outlet 74 and first goes out oil groove 121 and separates, due to turning block 12 be rotationally connected piece 7 and fit, oil just cannot flow out from oil outlet 74.
Turning block 12 inside are provided with oil resevoir 123, described oil resevoir 123 goes out oil groove 121 and second and goes out oil groove 122 and communicate with first respectively, the a part interior storage of oil resevoir 123 again, still can play lubricated to screw rod 9 while facilitating oil outlet 74 and first to go out oil groove 121 to separate.
Annular dovetail chute 73 is provided with the lubrication hole 75 communicating with oil pocket 71 back to the end face that is fixedly connected with piece 8, can play lubricating effect to annular dovetail slide block 11, reduces annular dovetail slide block 11 and is rotationally connected the friction between piece 7.
Be rotationally connected piece 7 and relatively take over a business one end of 1 and be provided with the oil filling port 72 communicating with oil pocket 71, in the time that the oil in oil pocket 71 is few, can supplement the oil in oil pocket 71 by oil filling port 72.
Oil filling port 72 places are provided with soft rubber ball 10, in the time not needing to refuel, clog oil filling port 72 by soft rubber ball 10, prevent that some foreign material from entering in oil pocket 71.
Claims (5)
1. a self-lubricating scissor-like jack, comprise base, take over a business, the first underarm, the second underarm, the first upper arm, the second upper arm, screw rod, be rotationally connected piece and be fixedly connected with piece, one end of the first described underarm and one end of the second underarm are all hinged with base, the other end of the first described underarm and one end of the first upper arm are hinged by being rotationally connected piece, the other end of the second described underarm is hinged by being fixedly connected with piece with one end of the second upper arm, the other end of the second described upper arm and the other end of the first upper arm all with take over a business hinged, described be rotationally connected be provided with the tapped bore suitable with screw rod one end, the described piece that is fixedly connected with is provided with the through hole suitable with the screw rod other end, described screw rod is rotationally connected respectively at being fixedly connected with piece and being rotationally connected piece with tapped bore by through hole, it is characterized in that: the described piece that is rotationally connected is rectangular-shaped, the described piece inside that is rotationally connected is provided with oil pocket, described be rotationally connected side that piece is fixedly connected with piece relatively and be provided with and the annular dovetail chute of the concentric setting of tapped bore, the oil outlet communicating with oil pocket, the described piece that is rotationally connected is provided with the turning block rotating relative to the side being fixedly connected with, described turning block be rotationally connected the relative side that is fixedly connected with piece of piece and fit, described turning block is provided with the tapped bore suitable with screw rod, the side of relative the first oil outlet of described turning block is provided with the annular dovetail slide block corresponding with annular dovetail chute, corresponding with oil outlet first goes out oil groove, the sidewall of the tapped bore on described turning block be provided with go out with first that oil groove communicates second go out oil groove, what described annular dovetail slide block slided is arranged in annular dovetail chute.
2. self-lubricating scissor-like jack according to claim 1, is characterized in that: described turning block inside is provided with oil resevoir, and described oil resevoir goes out oil groove and second and goes out oil groove and communicate with first respectively.
3. self-lubricating scissor-like jack according to claim 2, is characterized in that: described annular dovetail chute is provided with the lubrication hole communicating with oil pocket back to the end face that is fixedly connected with piece.
4. self-lubricating scissor-like jack according to claim 3, is characterized in that: described be rotationally connected one end that piece takes over a business relatively and be provided with the oil filling port communicating with oil pocket.
5. self-lubricating scissor-like jack according to claim 4, is characterized in that: described oil filling port place is provided with soft rubber ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403039.3U CN203946846U (en) | 2014-07-21 | 2014-07-21 | Self-lubricating scissor-like jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403039.3U CN203946846U (en) | 2014-07-21 | 2014-07-21 | Self-lubricating scissor-like jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203946846U true CN203946846U (en) | 2014-11-19 |
Family
ID=51888899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420403039.3U Expired - Fee Related CN203946846U (en) | 2014-07-21 | 2014-07-21 | Self-lubricating scissor-like jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203946846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817030A (en) * | 2015-05-18 | 2015-08-05 | 南通容润汽车配件有限公司 | Jack for small automobile |
-
2014
- 2014-07-21 CN CN201420403039.3U patent/CN203946846U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817030A (en) * | 2015-05-18 | 2015-08-05 | 南通容润汽车配件有限公司 | Jack for small automobile |
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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: 20141119 Termination date: 20160721 |