CN202348163U - Elevator drop-prevention handle - Google Patents

Elevator drop-prevention handle Download PDF

Info

Publication number
CN202348163U
CN202348163U CN 201120505771 CN201120505771U CN202348163U CN 202348163 U CN202348163 U CN 202348163U CN 201120505771 CN201120505771 CN 201120505771 CN 201120505771 U CN201120505771 U CN 201120505771U CN 202348163 U CN202348163 U CN 202348163U
Authority
CN
China
Prior art keywords
handle
thread
ring
spring
elevator
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 - Lifetime
Application number
CN 201120505771
Other languages
Chinese (zh)
Inventor
王岩
张立柱
刘春友
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.)
Liaoning Petroleum Machinery Manufacturing Co Ltd
Original Assignee
Liaoning Petroleum Machinery Manufacturing 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 Liaoning Petroleum Machinery Manufacturing Co Ltd filed Critical Liaoning Petroleum Machinery Manufacturing Co Ltd
Priority to CN 201120505771 priority Critical patent/CN202348163U/en
Application granted granted Critical
Publication of CN202348163U publication Critical patent/CN202348163U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Abstract

The utility model relates to an elevator drop-prevention handle, comprising a thread handle, a handle jacket, a spring and a check ring, wherein a thread is arranged at the top end of the thread handle, the thread handle is connected with a locking ring in an elevator by the thread, the handle jacket is sleeved outside the lower end of the thread handle, and the check ring is fixed at the bottom end of the thread handle by a screw; and the spring is arranged between the thread handle and the handle jacket, one end of the spring is connected with the handle jacket, and the other end of the spring is connected with the check ring. The elevator drop-prevention handle is reasonable in structure design, convenient to operate and long in service life, is solid and durable, and can be widely applied to the field of workover treatment.

Description

A kind of elevator anticreep handle
Technical field
The utility model relates to a kind of workover treatment instrument, particularly relates to a kind of elevator anticreep handle.
Background technology
The link form of existing elevator handle is all fixing with holding screw with handle, and in workover treatment, elevator is the well head aid of using always; All need pull the rotation that handle is realized block ring in the time of each the use, to realize shutting oil pipe, because of existing structure handle only depends on the installation holding screw; Confine through screwing force again; This mode causes handle to come off easily, thereby causes delaying the duration, causes unnecessary waste.
Summary of the invention
The utility model has overcome deficiency of the prior art, and a kind of reasonable in design is provided, easy to operate elevator anticreep handle.
In order to address the above problem, the utility model adopts following technical scheme:
A kind of elevator anticreep handle; Comprise thread handle, taper knob, spring and back-up ring, the thread handle top is provided with screw thread, and the block ring in thread handle and the elevator body is through being threaded; The thread handle lower outside is with taper knob, and there is back-up ring the thread handle bottom through screw; Be provided with spring between thread handle and the taper knob, spring one end is connected with taper knob, and an end is connected with back-up ring.
Be provided with packing ring between described back-up ring and the screw.
Compared with prior art, the beneficial effect of the utility model is:
The utility model reasonable in design, easy to use, stable performance, the handle difficult drop-off, thus guaranteed operating efficiency and work quality.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the I part enlarged drawing of Fig. 1.
The specific embodiment
A kind of elevator anticreep handle; Like Fig. 1, shown in Figure 2, comprise thread handle 1, taper knob 2, spring 6 and back-up ring 5, thread handle 1 top is provided with screw thread; Block ring 7 in thread handle 1 and the elevator body 8 is through being threaded; Thread handle 1 lower outside is with taper knob 2, and thread handle 1 bottom is fixed with back-up ring 5 through screw 3, is provided with packing ring 4 between back-up ring 5 and the screw 3; Be provided with spring 6 between thread handle 1 and the taper knob 2, spring 6 one ends are connected with taper knob 2, and an end is connected with back-up ring 5.
Hold taper knob 2 during use and outwards drag, drive thread handle 1 and block ring 7 rotations, oil pipe is sealed, accomplish release handle cover 2 behind the tube sealing, thread handle 1 is fitted with elevator body 8 under the elastic force effect of spring 6 and is prevented block ring 7 rotations.

Claims (2)

1. elevator anticreep handle; It is characterized in that; Comprise thread handle, taper knob, spring and back-up ring, the thread handle top is provided with screw thread, and the block ring in thread handle and the elevator body is through being threaded; The thread handle lower outside is with taper knob, and there is back-up ring the thread handle bottom through screw; Be provided with spring between thread handle and the taper knob, spring one end is connected with taper knob, and an end is connected with back-up ring.
2. a kind of elevator anticreep handle according to claim 1 is characterized in that, is provided with packing ring between described back-up ring and the screw.
CN 201120505771 2011-12-07 2011-12-07 Elevator drop-prevention handle Expired - Lifetime CN202348163U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120505771 CN202348163U (en) 2011-12-07 2011-12-07 Elevator drop-prevention handle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120505771 CN202348163U (en) 2011-12-07 2011-12-07 Elevator drop-prevention handle

Publications (1)

Publication Number Publication Date
CN202348163U true CN202348163U (en) 2012-07-25

Family

ID=46537172

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201120505771 Expired - Lifetime CN202348163U (en) 2011-12-07 2011-12-07 Elevator drop-prevention handle

Country Status (1)

Country Link
CN (1) CN202348163U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106223905A (en) * 2016-09-18 2016-12-14 重庆科技学院 A kind of oil pumper lifting rope attachment means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106223905A (en) * 2016-09-18 2016-12-14 重庆科技学院 A kind of oil pumper lifting rope attachment means
CN106223905B (en) * 2016-09-18 2019-05-10 重庆科技学院 A kind of pumping unit lifting rope attachment device

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C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20120725