CN108818406A - A kind of drawing horse easy to adjust - Google Patents
A kind of drawing horse easy to adjust Download PDFInfo
- Publication number
- CN108818406A CN108818406A CN201810992836.2A CN201810992836A CN108818406A CN 108818406 A CN108818406 A CN 108818406A CN 201810992836 A CN201810992836 A CN 201810992836A CN 108818406 A CN108818406 A CN 108818406A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- outside
- cross bar
- fixed link
- pulling seat
- 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.)
- Granted
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 22
- 238000000465 moulding Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Slide Fasteners (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The invention discloses a kind of drawing horses easy to adjust, including cross bar, two pull rods, pulling seat, threaded rod and top, slidable pull rod there are two being set on the cross bar, the lower end of described two pull rods is equipped with dismountable pulling seat, the centre of the cross bar is equipped with the threaded rod of threaded connection, and the lower end of the threaded rod is equipped with top, compared with prior art, it can be improved the scope of application, and easy to adjust.
Description
【Technical field】
The present invention relates to a kind of technical field for drawing horse, especially a kind of technical field of drawing horse easy to adjust.
【Background technique】
In nuclear power maintenance process, it is often necessary to dismantle the components such as some bearings being mounted in shafting, impeller, need
Use a kind of tool for being referred to as to draw horse.Screw mechanism is formed between its nut and screw rod, nut is fixed in main body,
After the front end of pulling claw hook is by bearing bracket jail, turn screw rod contacts its front end with axis and continues to withstand axis forward
Make to dismantle bearing.The existing length of transporting persons or goods by cart for drawing horse is fixed, and adjusting appropriate can not be carried out as needed, so that the scope of application is low.
【Summary of the invention】
The object of the invention is to solve the problems of the prior art, proposes a kind of drawing horse easy to adjust, can be improved
The scope of application, and it is easy to adjust.
To achieve the above object, the invention proposes a kind of drawing horse easy to adjust, including cross bar, two pull rods, pulling seat,
Threaded rod and top are set on the cross bar there are two slidable pull rod, and the lower end of described two pull rods is equipped with dismountable draw
Seat, the centre of the cross bar are equipped with the threaded rod of threaded connection, and the lower end of the threaded rod is equipped with top, and the pull rod includes
Fixed link, loop bar, several fixing grooves, two stay hooks, several linking arms, pedestal, sliding axle, by cap, attachment base, chute hole and
Two slide masses, the front and rear sides of the fixed link are equipped with equally distributed fixing groove, and the loop bar is set in fixed link,
Described two stay hooks are located at the front and rear sides of loop bar and hook in corresponding fixing groove, each stay hook
Lower end is integrally formed that there are two with the linking arm that is rotatably connected inside and outside loop bar, the outside of the loop bar is equipped with seat respectively
Body is equipped with sliding axle on the pedestal, and the lower end of the sliding axle, which is equipped with, presses cap, the sliding axle by between cap and pedestal
It is equipped with spring, the upper end of the sliding axle is equipped with attachment base, sets that there are two chute hole, two companies in outside on the attachment base
The low side for connecing arm extends and is equipped with slide mass in corresponding chute hole, and the fixed link is set on cross bar, the cross bar
Outside be equipped with gear, the outside of fixed link described in front is equipped with the first rack gear for engage and connecting with the upper end of gear, rear
The outside of the fixed link is equipped with the second rack gear that connection is engaged with the lower end of gear.
Preferably, the pulling seat is equipped with U-shaped card slot.
Preferably, the lower end of the loop bar is equipped with pedestal, the front end of the pedestal is equipped with the grafting being inserted into for pulling seat
Slot, the lower end of the inserting groove are equipped with protrusion, and the pulling seat is equipped with the holding tank matched with protrusion.
Beneficial effects of the present invention：The present invention can make stay hook be detached from fixing groove by pressing upwards by cap, then be
Loop bar can be pulled to be adjusted, after the completion of to be regulated, unclamp and press cap, stay hook can hook in fixing groove again；The outside of cross bar
Equipped with gear, the outside of fixed link described in front is equipped with the first rack gear for engage and connecting with the upper end of gear, described in rear
The outside of fixed link is equipped with the second rack gear that connection is engaged with the lower end of gear, and two fixed links can be made to move synchronously, make to push up
Head is always positioned at center, compared with prior art, can be improved the scope of application, and easy to adjust.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
【Detailed description of the invention】
Fig. 1 is a kind of structural schematic diagram of drawing horse easy to adjust of the invention；
Fig. 2 is the enlarged drawing of A in Fig. 1.
In figure：1- cross bar, 2- pull rod, 3- pulling seat, 4- threaded rod, the top 5-, 6- gear, the first rack gear of 7-, the second tooth of 8-
Item, 9-U shape card slot, 21- fixed link, 22- loop bar, 23- fixing groove, 24- stay hook, 25- linking arm, 26- pedestal, 27- sliding
Axis, 28- by cap, 29- attachment base, 210- chute hole, 211- slide mass, 212- spring, 213- connection pedestal, 214- inserting groove,
215- protrusion, 216- holding tank.
【Specific embodiment】
Refering to fig. 1,2, a kind of drawing horse easy to adjust of the present invention, including cross bar 1, two pull rod 2, pulling seat 3, threaded rod 4
With top 5, set on the cross bar 1 there are two slidable pull rod 2, the lower end of described two pull rods 2 is equipped with dismountable pulling seat
3, the centre of the cross bar 1 is equipped with the threaded rod 4 of threaded connection, and the lower end of the threaded rod 4 is equipped with top 5, the pull rod 2
Including fixed link 21, loop bar 22,23, two stay hooks 24 of several fixing grooves, several linking arms 25, pedestal 26, sliding axle 27, press
Cap 28, attachment base 29, chute hole 210 and two slide masses 211, the front and rear sides of the fixed link 21 are equipped with equally distributed
Fixing groove 23, the loop bar 22 are set in fixed link 21, and described two stay hooks 24 are located at the front and rear sides of loop bar 22
And hook in corresponding fixing groove 23, the lower end of the stay hook 24 be integrally formed there are two respectively with loop bar 22
Inside and outside the linking arm 25 that is rotatably connected, the outside of the loop bar 22 is equipped with pedestal 26, is equipped with cunning on the pedestal 26
Moving axis 27, the lower end of the sliding axle 27, which is equipped with, presses cap 28, and the sliding axle 27 by between cap 28 and pedestal 26 is equipped with bullet
Spring 212, the upper end of the sliding axle 27 are equipped with attachment base 29, are set on the attachment base 29 there are two chute hole 210, the two of outside
The low side of a linking arm 25 extends and is equipped with slide mass 211 in corresponding chute hole 210, and the fixed link 21 is set in cross
On bar 1, the outside of the cross bar 1 is equipped with gear 6, and the outside of fixed link 21 described in front is equipped with engages with the upper end of gear 6
First rack gear 7 of connection, the outside of fixed link 21 described in rear are equipped with the second rack gear 8 for engage and connecting with the lower end of gear 6,
The pulling seat 3 is equipped with U-shaped card slot 9, and the lower end of the loop bar 22 is equipped with connection connection pedestal 213, and the connection connects pedestal
213 front end is equipped with the inserting groove 214 being inserted into for pulling seat 3, and the lower end of the inserting groove 214 is equipped with protrusion 215, the pulling seat
3 are equipped with the holding tank 216 matched with protrusion 215.
The course of work of the present invention：
A kind of drawing horse easy to adjust of the invention selects suitable draw during the work time, according to the diameter for being drawn bearing
Seat 3 enforces two pull rods 2 to movement is drawn close, and be inserted into pulling seat 3 respectively in inserting groove 214 and guarantees that protrusion 215 is located at appearance
It receives in slot 216, then rides over pulling seat 3 in the fixing axle held by pulling shaft, and pulling seat 3 is contradicted on the inner ring of bearing, then
Rotation threaded rod 4 drive top 5 withstand on bearing fixing axle end face on, then proceed to rotation threaded rod 4 move downward until
Bearing unloads.
It when pull rod 2 is adjusted, firmly pushes up by 28 compressed spring 212 of cap and sliding axle 27 is driven to move upwards, slide
Axis 27 drives attachment base 29 to move upwards, and attachment base 29 drives 25 turns of linking arm by the cooperation of chute hole 210 and slide mass 211
Dynamic, linking arm 25 drives stay hook 24 to rotate, and stay hook 24 is made to be detached from fixing groove 23, then can sliding bar set 22 adjusted
Section after the completion of to be regulated, unclamp and presses cap 28, drives sliding axle 27 to move downward by the effect of spring 212 by cap 28, sliding axle
27 drive attachment bases 29 move downward, and attachment base 29 drives 25 turns of linking arm by the cooperation of chute hole 210 and slide mass 211
Dynamic, linking arm 25 drives stay hook 24 to rotate, and hooks stay hook 24 in corresponding fixing groove 23.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (3)
1. a kind of drawing horse easy to adjust, it is characterised in that：Including cross bar (1), two pull rods (2), pulling seat (3), threaded rod (4)
With top (5), set on the cross bar (1) there are two slidable pull rod (2), the lower end of described two pull rods (2) is equipped with removable
The pulling seat (3) unloaded, the centre of the cross bar (1) are equipped with the threaded rod (4) of threaded connection, and the lower end of the threaded rod (4) is set
Have top (5), the pull rod (2) include fixed link (21), loop bar (22), several fixing grooves (23), two stay hooks (24) if,
Dry linking arm (25), sliding axle (27), presses cap (28), attachment base (29), chute hole (210) and two slide masses at pedestal (26)
(211), the front and rear sides of the fixed link (21) are equipped with equally distributed fixing groove (23), and the loop bar (22) is set in solid
In fixed pole (21), described two stay hooks (24) are located at the front and rear sides of fixed link (21) and hook in corresponding fixing groove
(23) on, there are two can be rotated respectively with inside and outside loop bar (22) for the lower end integrated molding of each stay hook (24)
The outside of the linking arm (25) of connection, the loop bar (22) is equipped with pedestal (26), is equipped with sliding axle on the pedestal (26)
(27), the lower end of the sliding axle (27), which is equipped with, presses cap (28), the sliding axle (27) by between cap (28) and pedestal (26)
It is equipped with spring (212), the upper end of the sliding axle (27) is equipped with attachment base (29), sets that there are two sliding on the attachment base (29)
The low side of slot (210), two linking arms (25) in outside extends and is equipped with slide mass in corresponding chute hole (210)
(211), the fixed link (21) is set on cross bar (1), and the outside of the cross bar (1) is equipped with gear (6), consolidates described in front
The outside of fixed pole (21) is equipped with the first rack gear (7) that connection is engaged with the upper end of gear (6), fixed link (21) described in rear
Outside is equipped with the second rack gear (8) that connection is engaged with the lower end of gear (6).
2. a kind of drawing horse easy to adjust as described in claim 1, it is characterised in that：The pulling seat (3) is equipped with U-shaped card slot
(9)。
3. a kind of drawing horse easy to adjust as described in any one of claims 1 to 2, it is characterised in that：The loop bar (22)
Lower end be equipped with connection pedestal (213), the front end of connection pedestal (213) is equipped with the inserting groove that is inserted into for pulling seat (3)
(214), the lower end of the inserting groove (214) is equipped with raised (215), and the pulling seat (3), which is equipped with, to be matched with raised (215)
Holding tank (216).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810992836.2A CN108818406B (en) | 2018-08-29 | 2018-08-29 | Puller convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810992836.2A CN108818406B (en) | 2018-08-29 | 2018-08-29 | Puller convenient to adjust |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108818406A true CN108818406A (en) | 2018-11-16 |
| CN108818406B CN108818406B (en) | 2023-11-07 |
Family
ID=64151594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810992836.2A Active CN108818406B (en) | 2018-08-29 | 2018-08-29 | Puller convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108818406B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117549034A (en) * | 2023-12-01 | 2024-02-13 | 航天科工空天动力研究院(苏州)有限责任公司 | Bearing dismounting device |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2280600Y (en) * | 1996-03-20 | 1998-05-06 | 师耀哲 | Two-arm with drawing sleeve |
| KR19990014627A (en) * | 1998-11-27 | 1999-02-25 | 윤홍석 | Adapter for Bearing Puller |
| DE19909274A1 (en) * | 1998-07-31 | 2000-02-03 | Krumm Gmbh & Co | Puller |
| CN2877974Y (en) * | 2006-01-23 | 2007-03-14 | 广东蓉胜超微线材股份有限公司 | Novel extractor |
| US7322087B1 (en) * | 2007-02-23 | 2008-01-29 | Chih Kuo Hu | Bearing installing and removing tool |
| CN201423600Y (en) * | 2009-06-09 | 2010-03-17 | 山东聊城鲁西化工第二化肥有限公司 | Multifunctional puller |
| US20100115748A1 (en) * | 2008-11-13 | 2010-05-13 | Liang-Hui Lin | Puller that is Assembled and Disassembled Easily and Quickly |
| CN204819338U (en) * | 2015-07-28 | 2015-12-02 | 常州市蓝托金属制品有限公司 | Locking type draws horse |
| CN204976499U (en) * | 2015-07-28 | 2016-01-20 | 常州市蓝托金属制品有限公司 | Concertina type draws horse |
| CN106272241A (en) * | 2015-05-29 | 2017-01-04 | Skf公司 | Bearing puller |
| CN107127715A (en) * | 2017-06-06 | 2017-09-05 | 耒阳新达微科技有限公司 | A kind of bearing puller easy to use |
| CN208759474U (en) * | 2018-08-29 | 2019-04-19 | 嘉兴中广核电技术服务有限公司 | A kind of drawing horse easy to adjust |
-
2018
- 2018-08-29 CN CN201810992836.2A patent/CN108818406B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2280600Y (en) * | 1996-03-20 | 1998-05-06 | 师耀哲 | Two-arm with drawing sleeve |
| DE19909274A1 (en) * | 1998-07-31 | 2000-02-03 | Krumm Gmbh & Co | Puller |
| KR19990014627A (en) * | 1998-11-27 | 1999-02-25 | 윤홍석 | Adapter for Bearing Puller |
| CN2877974Y (en) * | 2006-01-23 | 2007-03-14 | 广东蓉胜超微线材股份有限公司 | Novel extractor |
| US7322087B1 (en) * | 2007-02-23 | 2008-01-29 | Chih Kuo Hu | Bearing installing and removing tool |
| US20100115748A1 (en) * | 2008-11-13 | 2010-05-13 | Liang-Hui Lin | Puller that is Assembled and Disassembled Easily and Quickly |
| CN201423600Y (en) * | 2009-06-09 | 2010-03-17 | 山东聊城鲁西化工第二化肥有限公司 | Multifunctional puller |
| CN106272241A (en) * | 2015-05-29 | 2017-01-04 | Skf公司 | Bearing puller |
| CN204819338U (en) * | 2015-07-28 | 2015-12-02 | 常州市蓝托金属制品有限公司 | Locking type draws horse |
| CN204976499U (en) * | 2015-07-28 | 2016-01-20 | 常州市蓝托金属制品有限公司 | Concertina type draws horse |
| CN107127715A (en) * | 2017-06-06 | 2017-09-05 | 耒阳新达微科技有限公司 | A kind of bearing puller easy to use |
| CN208759474U (en) * | 2018-08-29 | 2019-04-19 | 嘉兴中广核电技术服务有限公司 | A kind of drawing horse easy to adjust |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117549034A (en) * | 2023-12-01 | 2024-02-13 | 航天科工空天动力研究院(苏州)有限责任公司 | Bearing dismounting device |
| CN117549034B (en) * | 2023-12-01 | 2024-05-07 | 航天科工空天动力研究院(苏州)有限责任公司 | Bearing dismounting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108818406B (en) | 2023-11-07 |
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