CN201473259U - Portable adjustable lifting jack - Google Patents

Portable adjustable lifting jack Download PDF

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Publication number
CN201473259U
CN201473259U CN2009202350517U CN200920235051U CN201473259U CN 201473259 U CN201473259 U CN 201473259U CN 2009202350517 U CN2009202350517 U CN 2009202350517U CN 200920235051 U CN200920235051 U CN 200920235051U CN 201473259 U CN201473259 U CN 201473259U
Authority
CN
China
Prior art keywords
support tube
bearing
supporting tube
bearing seat
portable adjustable
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
Application number
CN2009202350517U
Other languages
Chinese (zh)
Inventor
徐国华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Jiaolong Heavy Industry Group Co Ltd
Original Assignee
Jiangsu Jiaolong Heavy Industry Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Jiaolong Heavy Industry Group Co Ltd filed Critical Jiangsu Jiaolong Heavy Industry Group Co Ltd
Priority to CN2009202350517U priority Critical patent/CN201473259U/en
Application granted granted Critical
Publication of CN201473259U publication Critical patent/CN201473259U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

The utility model relates to a portable adjustable lifting jack which comprises an adjusting supporting tube, a supporting tube and a spiral ejector pin. The supporting tube is arranged inside the adjusting supporting tube, the peripheries of the adjusting supporting tube and the supporting tube are connected through at least two fixed pins, a bearing seat is arranged on the supporting tube, a bearing is arranged on the bearing seat, a fixed ring is fixedly connected with the bearing seat through a connecting screw, a pressure bearing nut is fixedly connected with the bearing seat through the fixed ring, a revolving bar is horizontally arranged on the outer peripheral wall of the pressure bearing nut, the spiral ejector pin is connected with the supporting tube through the pressure bearing nut, a support bottom plate is arranged at the lower end of the outer wall of the supporting tube, and support gusset plates are arranged on the outer walls of the support bottom plate and the adjusting supporting tube. The portable adjustable lifting jack has self-adjusted height, and has the advantages of simple structure, convenient adjustment and low damage liability.

Description

Portable adjustable jack
Technical field:
The utility model relates to the operating mode that can be applied to apply external force jack-up, particularly a kind of portable adjustable jack.
Background technology:
In the prior art, jack is very heavy, and carrying is inconvenient, need begin up rocking-turn from the bottom during use, when shaking certain distance, it is exhausted that the people has tired out, and also will add buttress, inefficiency like this, stability is bad, is easy to damage the cost height.
Summary of the invention:
The purpose of this utility model is in order to overcome above deficiency, a kind of portable adjustable jack to be provided, and has not fragile and can regulate height voluntarily.
The purpose of this utility model is achieved through the following technical solutions: a kind of portable adjustable jack, comprise the adjusting support tube, support tube, the spiral push rod, support tube places to be regulated in the support tube, regulate support tube and support tube all around wall be connected by at least two set pins, support tube is provided with bearing seat, on bearing seat, be provided with bearing, bearing seat is fixed with mounting ring by attaching screw, bearing seat is fixed with the pressure-bearing nut by mounting ring, is provided with lease rods on the cylindrical wall of pressure-bearing nut, and the spiral push rod is connected with the pressure-bearing nut, regulate support tube outer wall lower end and be provided with base-plate, base-plate is provided with the bearing gusset with regulating the support tube outer wall, and wall respectively is provided with two holes at least around adjusting support tube and the support tube, and the bearing gusset is four.
The utility model compared with prior art has the following advantages:
1, in light weight, convenient carrying; Height can be regulated voluntarily, buttress needn't be additionally added;
2, reduce cost, improve work efficiency, save human resources;
3, good operating stability, not fragile.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Number in the figure: 1-regulates support tube, 2-support tube, 3-spiral push rod, 4-set pin, 5-bearing seat, 6-bearing, 7-attaching screw, 8-mounting ring, 9-pressure-bearing nut, 10-lease rods, 11-spiral push rod, 12-base-plate, 13-bearing gusset.
The specific embodiment:
In order to deepen understanding of the present utility model, the utility model is described in further detail below in conjunction with embodiment and accompanying drawing, and this embodiment only is used to explain the utility model, does not constitute the qualification to the utility model protection domain.
Showing the utility model as Fig. 1 is a kind of portable adjustable jack, comprise and regulate support tube 1, support tube 2, spiral push rod 3, support tube 2 places to be regulated in the support tube 1, regulate support tube 1 and support tube 2 all around wall be connected by at least two set pins 4, preferably, be provided with 4 set pins, spiral push rod 3 places support tube 2, one end of spiral push rod 3 stretches out support tube 2, support tube 2 is provided with bearing seat 5, bearing seat 5 is provided with bearing 6, bearing seat 5 is fixed with mounting ring 8 by attaching screw 7, bearing seat 6 is fixed with pressure-bearing nut 9 by mounting ring 8, level is provided with a lease rods 10 on the cylindrical wall of pressure-bearing nut 9, spiral push rod 11 is connected with support tube 2 by pressure-bearing nut 9, regulate support tube 1 outer wall lower end and be provided with base-plate 12, base-plate 12 is provided with bearing gusset 13 with adjusting support tube 1 outer wall, wall is provided with two holes at least around regulating support tube 1 and support tube 2, bearing gusset 13 is four, pass through rotation lease rods 10 during lifting screw work, make the screw rod up-and-down movement produce the power of vertical direction, utilize this external force to come the push rod workpiece, can realize the function of common oil jack, in addition can also be by directly regulating support tube 1, as four set pins 4 around removing, behind raising or the reduction support tube 2, put back to set pin 4, obtain a support effect of big distance with this, do not need to add buttress, compare, more saved human resources with old product with generic operation.

Claims (3)

1. portable adjustable jack, comprise and regulate support tube (1), support tube (2), spiral push rod (3), it is characterized in that: described support tube (2) places to be regulated in the support tube (1), described adjusting support tube (1) and support tube (2) wall all around are connected by at least two set pins (4), described support tube (2) is provided with bearing seat (5), described bearing seat (5) is provided with bearing (6), described bearing seat (5) is fixed with mounting ring (8) by attaching screw (7), described bearing seat (6) is fixed with pressure-bearing nut (9) by mounting ring (8), level is provided with a lease rods (10) on the cylindrical wall of described pressure-bearing nut (9), described spiral push rod (11) is connected with support tube 2 by pressure-bearing nut (9), described adjusting support tube (1) outer wall lower end is provided with base-plate (12), and described base-plate (12) is provided with bearing gusset (13) with adjusting support tube (1) outer wall.
2. according to the described portable adjustable jack of claim 1, it is characterized in that: described adjusting support tube (1) and support tube (2) wall all around are provided with two holes at least.
3. according to the described portable adjustable jack of claim 1, it is characterized in that: described bearing gusset (13) is four.
CN2009202350517U 2009-08-19 2009-08-19 Portable adjustable lifting jack Expired - Fee Related CN201473259U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202350517U CN201473259U (en) 2009-08-19 2009-08-19 Portable adjustable lifting jack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202350517U CN201473259U (en) 2009-08-19 2009-08-19 Portable adjustable lifting jack

Publications (1)

Publication Number Publication Date
CN201473259U true CN201473259U (en) 2010-05-19

Family

ID=42409503

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009202350517U Expired - Fee Related CN201473259U (en) 2009-08-19 2009-08-19 Portable adjustable lifting jack

Country Status (1)

Country Link
CN (1) CN201473259U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103663244A (en) * 2013-10-12 2014-03-26 青岛理工大学 Screw type center-penetrating lifting jack
CN104197142A (en) * 2014-09-25 2014-12-10 中国化学工程第三建设有限公司 Method for prestretching heat pipeline compensator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103663244A (en) * 2013-10-12 2014-03-26 青岛理工大学 Screw type center-penetrating lifting jack
CN104197142A (en) * 2014-09-25 2014-12-10 中国化学工程第三建设有限公司 Method for prestretching heat pipeline compensator

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100519

Termination date: 20150819