CN205170264U - Pressing hand subassembly for jack with limit function - Google Patents
Pressing hand subassembly for jack with limit function Download PDFInfo
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- CN205170264U CN205170264U CN201520832578.3U CN201520832578U CN205170264U CN 205170264 U CN205170264 U CN 205170264U CN 201520832578 U CN201520832578 U CN 201520832578U CN 205170264 U CN205170264 U CN 205170264U
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- jack
- pressing hand
- limit function
- handle
- pressing
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Abstract
The utility model discloses a pressing hand subassembly for jack with limit function is through addding spacing arch on the locating pin to set up on the pressing hand body rather than the cooperation locating part, realize the axial fixity of locating pin and pressing hand body, when guaranteeing the locating pin with this body coupling of pressing hand like this, through the axial displacement locating pin and rotate, can realize the locking of locating pin and handle and break away from that this turned angle is lighter than 180. The utility model provides a pressing hand subassembly for jack with limit function, simple structure, reasonable in design, staff only need follow the axial displacement locating pin and rotate it, can realize that the handle block is fixed or break away from and the spacing groove, and the handle just can be followed and light fixed or extract in the pressing hand body, and need not manual twisting and move the pressing hand screw, easy operation, laborsaving, efficient, and rational in infrastructure, action reliability height can be guaranteed safe in utilizationly, simultaneous processing is simple, with low costs.
Description
Technical field
The utility model relates to technical field of jacks, particularly relates to a kind of jack with limit function with pressing hand assembly.
Background technology
Jack is mainly used in the department such as factories and miness, communications and transportation as Mechanical Help and other work such as lifting, support.At present, horizontal hydraulic jack common on market, it is pressed hand unit construction and mainly comprises handle, press hand body and press hand screw, and described handle is fluted towards one end end opens pressing hand body in a state of use, described press hand body is provided with press hand screw.When jack works, handle insert presses hand axially in the middle of jack in, and turn and press hand screw in the groove of handle, thus described handle locking is pressed on hand body described; When jack does not work, unscrew and described press hand screw, make to press hand screw and depart from and the coordinating of groove, at this moment handle just can be extracted from the jack pressing hand body.This structure can effectively prevent handle from surprisingly deviating from from the jack pressing hand body in the course of the work, guarantees use safety.But Problems existing is in actual use: need people to squat down and turning repeatedly is pressed hand screw and could be realized handle and press the connection of hand body or be separated, operate cumbersome, time-consuming, efficiency is very low.
Utility model content
For solving in background technology the technical matters existed, the utility model proposes a kind of jack with limit function with pressing hand assembly.
A kind of jack with limit function that the utility model proposes, with pressing hand assembly, comprising: press hand body, handle, locating dowel pin;
Pressing hand body one end is installed on jack, the other end has the cavity extended to installation portion direction from end, described cavity wall is provided with knock hole, described knock hole is provided with locating part away from periphery, described cavity side, locating part and described chamber outer wall form position-limited trough, described position-limited trough opening is towards direction in the middle part of knock hole, and described knock hole is L1 apart from described cavity away from open at one end distance;
Handle one end sidewall is provided with annular slot, and insertion section is L2, L2 < L1 away from one end, Handheld Division to the distance of annular slot;
Locating dowel pin comprises the pull head and pin rod that connect successively, and pull head is positioned at presses hand body exterior, and pin rod inserts in described cavity away from pull head one end through described knock hole, and be provided with at least one spacing preiection in the middle part of pin rod, spacing preiection coordinates spacing with described position-limited trough.
Preferably, annular slot has arc section.
Preferably, there is the first elastic layer bottom annular slot.
Preferably, pin rod has the second elastic layer away from pull head one end.
Preferably, locating part has annular cover plate structure, and it is set in pin rod outside and forms annular spacing groove with described chamber outer wall, and locating part inner circumferential is provided with at least one recess passed through for spacing preiection.
In the utility model, the jack with limit function proposed is with pressing hand assembly, by setting up spacing preiection on locating dowel pin, and press on hand body arrange be mated locating part, realize locating dowel pin and press the axial restraint of hand body, like this guarantee locating dowel pin with press while hand body is connected, by moving axially locating dowel pin and rotating, can realize locking and the disengaging of locating dowel pin and handle, this rotational angle is less than 180 °.By the jack with limit function of above-mentioned optimal design with pressing hand assembly, structure is simple, reasonable in design, staff only needs running fix pin rotate it vertically, can realize handle and is fixed or departs from and position-limited trough, and handle just can be easily fixing or extract to press hand body, hand screw is pressed without the need to manual turning, simple to operate, laborsaving, efficiency is high, and it is rational in infrastructure, Reliability of Microprocessor is high, can guarantee use safety, and processing is simultaneously simple, cost is low.
Accompanying drawing explanation
Fig. 1 is a kind of jack structural representation pressing hand assembly with limit function that the utility model proposes.
Fig. 2 is the elevational schematic view that in Fig. 1, locating part coordinates with pin rod.
Detailed description of the invention
As illustrated in fig. 1 and 2, Fig. 1 is a kind of jack structural representation pressing hand assembly with limit function that the utility model proposes, and Fig. 2 is the elevational schematic view that in Fig. 1, locating part coordinates with pin rod.
With reference to Fig. 1 and 2, a kind of jack with limit function that the utility model proposes, with pressing hand assembly, comprising: press hand body 1, handle 2, locating dowel pin 3;
Pressing hand body 1 one end is installed on jack, the other end has the cavity extended to installation portion direction from end, described cavity wall is provided with knock hole, described knock hole is provided with locating part 4 away from described cavity one side opening periphery, locating part 4 has annular cover plate structure, it is set in pin rod 32 outside and forms annular spacing groove with described chamber outer wall, described position-limited trough opening is towards direction in the middle part of knock hole, locating part 4 inner circumferential is provided with at least one recess passed through for spacing preiection, and described knock hole is L1 apart from described cavity away from open at one end distance;
Handle 2 one end sidewall is provided with annular slot, and described annular slot has arc section, and has the first elastic layer 51 bottom annular slot, and insertion section is L2, L2 < L1 away from one end, Handheld Division to the distance of annular slot;
Locating dowel pin 3 comprises the pull head 31 and pin rod 32 that connect successively, pull head 31 is positioned at presses hand body 1 outside, pin rod 32 inserts in described cavity away from pull head 31 one end through described knock hole, at least one spacing preiection is provided with in the middle part of pin rod 32, spacing preiection coordinates spacing with described position-limited trough, and pin rod 32 has the second elastic layer 52 away from pull head 31 one end.
The jack with limit function of the present embodiment is with pressing hand assembly in use, by setting up spacing preiection on locating dowel pin, when inserting handle, locating dowel pin is positioned at the annular slot that chamber inserts handle, then rotational positioning pin, spacing preiection is made to be positioned at position-limited trough, realize the axial restraint of locating dowel pin, thus make handle and press being fixedly connected with of hand body, after finishing using, rotational positioning pin, spacing preiection is made to be positioned at the indent of locating part, then locating dowel pin is outwards extracted, make locating dowel pin be positioned at chamber one end to release from annular slot, the disengaging of locating dowel pin and handle can be realized, this rotational angle is less than 180 °, handle can be extracted out in described chamber.
In the present embodiment, the jack with limit function proposed is with pressing hand assembly, and structure is simple, reasonable in design, staff only needs running fix pin rotate it vertically, can realize handle and is fixed or departs from and position-limited trough, handle just can easily be fixed from pressing hand body or extract, and presses hand screw without the need to manual turning, simple to operate, laborsaving, efficiency is high, and rational in infrastructure, and Reliability of Microprocessor is high, can guarantee use safety, processing is simultaneously simple, cost is low.
In a specific embodiment, first elastic layer 51 is set bottom annular slot, and at pin rod 32, second elastic layer 52 is set away from pull head 31 one end, when pin rod 32 inserts in annular slot away from pull head 31 one end, by the elastic deformation of the first elastic layer 51 and the second elastic layer 52, pin rod 32 and annular slot are closely cooperated, increases the area of contact of the two simultaneously, improve friction force therebetween, thus greatly improve handle and the connective stability pressing hand body.
The above; be only the utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (5)
1. the jack with limit function, with pressing a hand assembly, is characterized in that, comprising: press hand body (1), handle (2), locating dowel pin (3);
Pressing hand body (1) one end is installed on jack, the other end has the cavity extended to installation portion direction from end, described cavity wall is provided with knock hole, described knock hole is provided with locating part (4) away from described cavity one side opening periphery, locating part (4) and described chamber outer wall form position-limited trough, described position-limited trough opening is towards direction in the middle part of knock hole, and described knock hole is L1 apart from described cavity away from open at one end distance;
Handle (2) one end sidewall is provided with annular slot, and insertion section is L2, L2 < L1 away from one end, Handheld Division to the distance of annular slot;
Locating dowel pin (3) comprises the pull head (31) and pin rod (32) that connect successively, pull head (31) is positioned at presses hand body (1) outside, pin rod (32) inserts in described cavity away from pull head (31) one end through described knock hole, pin rod (32) middle part is provided with at least one spacing preiection, and spacing preiection coordinates spacing with described position-limited trough.
2. the jack with limit function according to claim 1 is with pressing hand assembly, and it is characterized in that, annular slot has arc section.
3. the jack with limit function according to claim 2 is with pressing hand assembly, it is characterized in that having the first elastic layer (51) bottom annular slot.
4. the jack with limit function according to claim 1 or 3, with pressing hand assembly, is characterized in that, pin rod (32) has the second elastic layer (52) away from pull head (31) one end.
5. the jack with limit function according to claim 1 is with pressing hand assembly, it is characterized in that, locating part (4) has annular cover plate structure, it is set in pin rod (32) outside and forms annular spacing groove with described chamber outer wall, and locating part (4) inner circumferential is provided with at least one recess passed through for spacing preiection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520832578.3U CN205170264U (en) | 2015-10-26 | 2015-10-26 | Pressing hand subassembly for jack with limit function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520832578.3U CN205170264U (en) | 2015-10-26 | 2015-10-26 | Pressing hand subassembly for jack with limit function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205170264U true CN205170264U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520832578.3U Active CN205170264U (en) | 2015-10-26 | 2015-10-26 | Pressing hand subassembly for jack with limit function |
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| Country | Link |
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| CN (1) | CN205170264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105293351A (en) * | 2015-10-26 | 2016-02-03 | 安徽通润汽车零部件有限公司 | Pressing-hand assembly with limiting function and for jack |
| CN110040627A (en) * | 2019-03-26 | 2019-07-23 | 南京钢铁股份有限公司 | A kind of C-shaped hook anti-strip scratching device and its installation method |
-
2015
- 2015-10-26 CN CN201520832578.3U patent/CN205170264U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105293351A (en) * | 2015-10-26 | 2016-02-03 | 安徽通润汽车零部件有限公司 | Pressing-hand assembly with limiting function and for jack |
| CN110040627A (en) * | 2019-03-26 | 2019-07-23 | 南京钢铁股份有限公司 | A kind of C-shaped hook anti-strip scratching device and its installation method |
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| C14 | Grant of patent or utility model | ||
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