CN208057058U - Adjustable water drilling holder - Google Patents
Adjustable water drilling holder Download PDFInfo
- Publication number
- CN208057058U CN208057058U CN201820118308.XU CN201820118308U CN208057058U CN 208057058 U CN208057058 U CN 208057058U CN 201820118308 U CN201820118308 U CN 201820118308U CN 208057058 U CN208057058 U CN 208057058U
- Authority
- CN
- China
- Prior art keywords
- water drilling
- rack body
- adjustable water
- held
- puncher
- 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
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 101
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 95
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 7
- 238000003466 welding Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 description 1
- 241000222712 Kinetoplastida Species 0.000 description 1
- 241000700647 Variola virus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 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 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
Abstract
A kind of adjustable water drilling holder, including:Bracket base, the bracket base have the support bottom surface for being fixed on ground;Rack body, the rack body can vertical be held in up and down on the bracket base, for holding out against in ceiling;Water drilling fixed seat, the water drilling fixed seat can vertical be held in the rack body up and down, for installing water drilling puncher.Preparation routine before adjustable water drilling simple supporter provided by the utility model drilling, the installation for reducing water drilling puncher fix difficulty, extend the use scope of water drilling puncher, while avoiding destroying the structure of wall.
Description
Technical field
It is specifically a kind of adjustable water drilling holder that the utility model, which belongs to building tooling technical field,.
Background technology
In building construction process, worker usually needs to execute bore operation on all kinds of walls.Currently, the drilling of mainstream
Operating type is water drilling mode.So-called water drilling, i.e. band water source diamond drill machine, have size is accurate, noise is small, space hold is few etc.
Advantage, the favorable comment by construction personnel and welcome, application are very extensive.
Water drilling needs to use water drilling puncher.Before construction, worker needs leading perforating to install expansion bolt, thus by water drilling
Puncher is fixed on wall.It after the completion of drilling, needs to be pulled out expansion bolt, and it is flat to restore metope to carry out wall-surface patching
It is whole.
Aforesaid operations process is very complicated, and is susceptible to the phenomenon that perforating position is not allowed and influences borehole accuracy.Especially
Ground is cavity or aerated concrete masonry wall under beam, water drilling puncher, which faces, nowhere to be fixed when bore position is located in the middle part of beam
Or fixed hypodynamic problem, cause drilling to be difficult to carry out.In addition, wall-surface patching is inevitably present structure interface layer,
It is difficult to make to restore as before by the wall body structure that perforating destroys, is easy to happen infiltration phenomenon, there are prodigious hidden danger.
Utility model content
A kind of in order to overcome the deficiencies of the prior art, the utility model provides adjustable water drilling holder, simplifies drilling
Preceding preparation routine, the installation for reducing water drilling puncher fix difficulty, extend the use scope of water drilling puncher, keep away simultaneously
Exempt to destroy the structure of wall.
The purpose of this utility model is achieved through the following technical solutions:
A kind of adjustable water drilling holder, including:
Bracket base, the bracket base have the support bottom surface for being fixed on ground;
Rack body, the rack body can vertical be held in up and down on the bracket base, for holding out against in smallpox
On plate;
Water drilling fixed seat, the water drilling fixed seat can vertical be held in the rack body up and down, for installing water drilling
Puncher.
As an improvement of the above technical solution, the rack body can be held in spiral rotating on the bracket base,
Spiral rotating is axially overlapped with vertical direction.
As a further improvement of the above technical scheme, the bracket base includes support baseboard and is set to the support
The lower surface of the fixing bolt of plate upper surface, the support baseboard is the support bottom surface.
As a further improvement of the above technical scheme, the lower end of the rack body has threaded hole, the threaded hole
It is threadedly coupled with fixing bolt formation.
As a further improvement of the above technical scheme, the rack body includes the body member being fixedly connected sequentially, matches
Trap pipe and fixing nut:
The fixing nut has the threaded hole, and is threadedly coupled with fixing bolt formation;
There is clearance fit between the cooperation casing and the fixing bolt.
As a further improvement of the above technical scheme, the water drilling fixed seat includes the slide mass being fixedly connected and installation
Arm, the slide mass are slidably held on the rack body, and the installing arm is for installing the water drilling puncher.
As a further improvement of the above technical scheme, the slide mass is equipped with limiting section, and the limiting section is for making
The slide mass keeps opposing stationary with the rack body.
As a further improvement of the above technical scheme, the limiting section includes being held in limiting screw hole and spiral rotating
Clamping screw in the limit screw hole, the clamping screw is for holding out against or unclamping the rack body.
As a further improvement of the above technical scheme, the installing arm has tubular structure, for being beaten with the water drilling
Hole machine socket installation.
As a further improvement of the above technical scheme, the water drilling puncher is slidably held in the installing arm
On, the installing arm is equipped with tight lock part, for making the installing arm keep locking static with the water drilling puncher.
The utility model has the beneficial effects that:
(1) rack body can vertical be held on bracket base up and down, the ceiling or beam in various floor heights can be held out against
The quick positioning of adjustable water drilling holder any position indoors is realized in face, is provided condition for fixed water drilling puncher, is adapted to appoint
The drilling of meaning position needs;
(2) water drilling fixed seat can vertical be held on rack body up and down, realize water drilling puncher on plumb position
Quick adjusting, making water drilling puncher, finally to height appropriate, difficulty is fixed in the installation for reducing water drilling puncher for positioning;
(3) remove perforating from, install and pull out the processes such as expansion bolt, wall-surface patching, water drilling punching is realized with lossless manner
The installation of machine reduces the labour burden of worker, avoids damaging the structure of wall.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment cited below particularly, and
The appended attached drawing of cooperation, is described in detail below.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the main structure diagram for the adjustable water drilling holder that the utility model embodiment 1 provides;
Fig. 2 is the overlooking structure diagram of the bracket base for the adjustable water drilling holder that the utility model embodiment 1 provides;
Main element symbol description:
The adjustable water drilling holders of 100-, 110- bracket bases, 111- support baseboards, 112- fixing bolts, 120- holder sheets
Body, 121- body members, 122- cooperation casings, 123- fixing nuts, 130- water drilling fixed seats, 131- slide masses, 132- installing arms,
133- limiting sections, 134- tight lock parts.
Specific implementation mode
Adjustable water drilling holder is carried out more fully below with reference to relevant drawings for the ease of understanding the utility model,
Description.The preferred embodiment of adjustable water drilling holder is given in attached drawing.But adjustable water drilling holder can be by many not
With form realize, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is, make pair can
The disclosure of mode water drilling holder is more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with the technology for belonging to the utility model
The normally understood meaning of technical staff in domain is identical.Herein in the term used in the description of adjustable water drilling holder
It is to describe the purpose of specific embodiment, it is not intended that limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more relevant Listed Items.
Embodiment 1
Fig. 1~2 are please referred to, the present embodiment provides a kind of adjustable water drilling holder 100, the adjustable water drilling holders
100 include bracket base 110, rack body 120 and water drilling fixed seat 130, realizes the lossless formula Fast Installation of water drilling puncher.
It describes in detail below to the main construction of adjustable water drilling holder 100.
Bracket base 110 belongs to the bearing base of adjustable water drilling holder 100, has the support bottom for being fixed on ground
Face.Bracket base 110 should have enough structural strengths, for bearing the opposition for conducting oneself with dignity and holding out against effect generation.Branch
Support bottom surface is fitted closely with ground, and bracket base 110 is made to keep good constitutional balance.
Rack body 120 realizes the reliable locking of adjustable water drilling holder 100 for holding out against in ceiling.In other words,
Support bottom surface is adjacent to ground, and rack body 120 holds out against ceiling.Under the collective effect of ground and ceiling, adjustable water drilling
Holder 100 can not move, and to reliably be still in ground, the fixation for water drilling puncher provides basis.
Wherein, rack body 120 can vertical be held in up and down on bracket base 110.In other words, pass through rack body
120 vertical lifting, makes adjustable water drilling holder 100 obtain corresponding structure height.Rack body 120 may act on different height
On the ceiling of degree, to make adjustable water drilling holder 100 meet the Application in Building environment of all kinds of floor heights.
Rack body 120 can be used multi-motion mode and realize that vertical lifts, such as straight line slide unit, telescopic cylinder, electronic
The types such as push rod.
Under straight line slide unit mode, rack body 120 is equipped with linear bearing or linear slider, right on bracket base 110
It should be equipped with sliding axle or line slide rail, to realize linear motion;Under telescopic cylinder mode, gas is set on bracket base 110
Cylinder cylinder body, rack body 120 are connected with the piston rod segment of cylinder, realize quick-expansion push;Under electric pushrod mode, holder
Motor side is set on pedestal 110, and rack body 120 is connect with push rod end, realizes quick electric push-and-pull.
Preferably, rack body 120 can be held in spiral rotating on bracket base 110, be realized in a manner of spiral rotating
Vertical lifts.The axial direction of its spiral rotating movement is overlapped with vertical direction, to realize rack body 120 in straight line macroscopically
Vertical elevating movement.Under this structure, the rotation amount of rack body 120 can be accurately controlled by spiral number of turns, structure letter
It is single and precision is ideal.
Wherein, multiple structural forms realization, the e.g. types such as leading screw, threaded connection can be used in spiral rotating movement.?
Under leading screw mode, ball-screw is set on bracket base 110, feed screw nut is set on rack body 120, feed screw nut can spiral
It is rotatably held on ball-screw, to which 120 vertical of driving arm ontology lifts.Under thread connecting mode, bracket base
110 are threaded hole with one in rack body 120, and threaded shank is arranged in another one.
Preferably, bracket base 110 includes support baseboard 111 and the fixing bolt for being set to 111 upper surface of support baseboard
112, the lower surface of support baseboard 111 is support bottom surface.Wherein, fixing bolt 112 can be anchored on by the modes such as weld, press
On bracket base 110.In an exemplary embodiment, there is support baseboard 111 step structure, fixing bolt 112 to be arranged
In the top of step structure.
Correspondingly, there is threaded hole, threaded hole to be threadedly coupled with the formation of fixing bolt 112 for the lower end of rack body 120.Spiral shell
Pit can be formed with tapping technique on rack body 120 by drilling, and also can fasten to be formed by modes such as welding.
Further preferably, rack body 120 includes the body member 121 being fixedly connected sequentially, cooperation casing 122 and fixed spiral shell
Mother 123.Body member 121, cooperation casing 122 can be fixed with fixing nut 123, such as welding, nail joint, pressed in several ways
Type.
Wherein, the structure types such as framework structure, plate structure can be used in body member 121.In an exemplary embodiment
In, body member 121 is made by side is logical, has smaller dead weight and a larger structural strength, lower cost for material and is easy to weld
Processing.
Wherein, coordinating has clearance fit between casing 122 and fixing bolt 112.Coordinate casing 122 and fixing nut
123 coaxially arranged stackeds, in other words, fixing nut 123 are fixed on the one end of cooperation casing 122 far from body member 121.Together
When, cooperation casing 122 connect to form through hole with fixing nut 123, which there is interior threaded surface, the other end to protect
It holds bright and clean.
Wherein, there is fixing nut 123 threaded hole, threaded hole to be threadedly coupled with the formation of fixing bolt 112.Fixing nut
123 numerous types, preferred type are wing nut.Wing nut has butterfly alar part, is operated manually convenient for worker.
As a result, when adjusting bracket ontology 120, worker pulls fixing nut 123, makes rack body 120 that spiral rotation occur
Turn.In the process, fixing bolt 112 runs through cooperation casing 122 and fixing nut 123 together, and realizes opposite fortune easily
It is dynamic.
Water drilling fixed seat 130 has enough bearing strengths for installing water drilling puncher, to be enough to bear water drilling
The dead weight of puncher and the reversed impulse force of boring procedure.Wherein, water drilling fixed seat 130 can vertical be held in rack body up and down
120, to realize the up and down adjustment of water drilling puncher, the installation site of water drilling puncher is made to meet preset requirement.
Multiple structural forms can be used in water drilling fixed seat 130, it is preferable that water drilling fixed seat 130 includes the cunning being fixedly connected
Kinetoplast 131 and installing arm 132, the two have integrated kinetic characteristic.Slide mass 131 can be consolidated in several ways with installing arm 132
It is fixed, such as welding, nail joint, press type.
Wherein, slide mass 131 is slidably held on rack body 120, and the direction of motion is along vertical direction.Slide mass
131 rectilinear motion mode is varied, it may include the types such as linear slide, telescopic cylinder, electric pushrod.
Under straight line slide unit mode, slide mass 131 is equipped with linear bearing or linear slider, is corresponded on rack body 120
Equipped with sliding axle or line slide rail, to realize linear motion;Under telescopic cylinder mode, cylinder is set on rack body 120
Cylinder body, slide mass 131 are connected with the piston rod segment of cylinder, realize quick-expansion push;Under electric pushrod mode, rack body
Motor side is set on 120, and slide mass 131 is connect with push rod end, realizes quick electric push-and-pull.
Preferably, slide mass 131 is equipped with limiting section 133, and limiting section 133 is for making slide mass 131 and rack body 120
Keep opposing stationary.In other words, after slide mass 131 slides in place, locking is carried out by limiting section 133, slide mass 131 is made to protect
It is held in current location.In boring procedure, slide mass 131 keeps fastening with rack body 120, avoids occurring to loosen and cause to anticipate
Outside.
Various ways, such as retaining ring, clamping part type can be used in limiting section 133.Preferably, limiting section 133 includes limit
The clamping screw being held in position screw hole and spiral rotating in limit screw hole, clamping screw is for holding out against or releases clamp ontology
120。
In other words, limit screw hole runs through slide mass 131, and one end keeps opposite with rack body 120.Clamping screw spiral is revolved
Turn before ground so it is close and retreat with holding out against rack body 120 or spiral rotating and far from releases clamp ontology 120.At one
In exemplary embodiment, slide mass 131 have tubular structure, both ends open and can be sheathed on rack body 120.
Installing arm 132 is equipped with mounting portion, for installing water drilling puncher.Installing arm 132 extends outwardly from slide mass 131,
And with 131 motion state having the same of slide mass.In an exemplary embodiment, the cloth in the horizontal direction of installing arm 132
It sets.Under the drive of slide mass 131, installing arm 132 moves with water drilling puncher and realizes positioning together.
Multiple structural forms, such as frame structure, plate structure type can be used in installing arm 132.Preferably, installing arm
132 have tubular structure, are installed for being socketed with water drilling puncher.In other words, water drilling puncher one end is sheathed on tubular structure
On.There is smaller dead weight and larger structural strength using the installing arm 132 of tubular structure, lower cost for material and be easy to weld
Connect processing.
Preferably, water drilling puncher is slidably held in installing arm 132.By socket structure, water drilling puncher can
It slidably moves in the horizontal direction, to realize that the positioning of horizontal direction is adjusted, so that adjustable water drilling holder 100 is had multidirectional fixed
Position regulating power.
Further preferably, installing arm 132 is equipped with tight lock part 134, for making installing arm 132 and water drilling puncher keep locking
It is static.Various ways, such as retaining ring, clamping part type can be used in tight lock part 134.
In an exemplary embodiment, tight lock part 134 is held in locking screw including locking screw holes and spiral rotating
Clamping screw in hole, clamping screw is for holding out against or unclamping water drilling puncher.In other words, locking screw holes run through installing arm 132,
One end keeps opposite with water drilling puncher.It is before clamping screw spiral rotating ground and then close and hold out against water drilling puncher or spiral
It rotatably retreats and separate release water drilling puncher.
In another exemplary embodiment, tight lock part 134 is held in welding including welded nut and spiral rotating
Clamping screw in nut.Correspondingly, through-hole is opened up in installing arm 132, welded nut is welded in the outer end of through-hole, to shape
At the channel moved for clamping screw.Wherein, the insertion end of through-hole and water drilling puncher keeps opposite.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustrative, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
It should be noted that:Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to the scope of the utility model.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection domain of utility model.Therefore, the scope of protection of the utility model should be determined by the appended claims.
Claims (10)
1. a kind of adjustable water drilling holder, which is characterized in that including:
Bracket base, the bracket base have the support bottom surface for being fixed on ground;
Rack body, the rack body can vertical be held in up and down on the bracket base, for holding out against in ceiling;
Water drilling fixed seat, the water drilling fixed seat can vertical be held in the rack body up and down, for install water drilling punching
Machine.
2. adjustable water drilling holder according to claim 1, which is characterized in that the rack body can be protected to spiral rotating
It is held on the bracket base, spiral rotating is axially overlapped with vertical direction.
3. adjustable water drilling holder according to claim 2, which is characterized in that the bracket base include support baseboard with
It is set to the fixing bolt of the support baseboard upper surface, the lower surface of the support baseboard is the support bottom surface.
4. adjustable water drilling holder according to claim 3, which is characterized in that the lower end of the rack body has screw thread
Hole, the threaded hole are threadedly coupled with fixing bolt formation.
5. adjustable water drilling holder according to claim 4, which is characterized in that the rack body includes fixed successively connects
Body member, cooperation casing and the fixing nut connect, the fixing nut have the threaded hole and are formed with the fixing bolt
It is threadedly coupled, there is clearance fit between the cooperation casing and the fixing bolt.
6. adjustable water drilling holder according to claim 1, which is characterized in that the water drilling fixed seat includes being fixedly connected
Slide mass and installing arm, the slide mass be slidably held on the rack body, the installing arm is for installing institute
State water drilling puncher.
7. adjustable water drilling holder according to claim 6, which is characterized in that the slide mass is equipped with limiting section, institute
Limiting section is stated for making the slide mass and the rack body keep opposing stationary.
8. adjustable water drilling holder according to claim 7, which is characterized in that the limiting section includes limit screw hole and spiral shell
Rotation is rotatably held in the clamping screw in the limit screw hole, and the clamping screw is for holding out against or unclamping the holder sheet
Body.
9. adjustable water drilling holder according to claim 6, which is characterized in that the installing arm has tubular structure, uses
It is installed in being socketed with the water drilling puncher.
10. adjustable water drilling holder according to claim 6, which is characterized in that the water drilling puncher is slideably protected
It is held in the installing arm, the installing arm is equipped with tight lock part, for making the installing arm and the water drilling puncher keep locking
It is tight static.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820118308.XU CN208057058U (en) | 2018-01-24 | 2018-01-24 | Adjustable water drilling holder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820118308.XU CN208057058U (en) | 2018-01-24 | 2018-01-24 | Adjustable water drilling holder |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208057058U true CN208057058U (en) | 2018-11-06 |
Family
ID=63996163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820118308.XU Expired - Fee Related CN208057058U (en) | 2018-01-24 | 2018-01-24 | Adjustable water drilling holder |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208057058U (en) |
-
2018
- 2018-01-24 CN CN201820118308.XU patent/CN208057058U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108356315A (en) | A kind of on-plane surface drilling equipment | |
CN204035940U (en) | The auxiliary installation tool of a kind of standard knot and tooth bar | |
CN103586680A (en) | Vertically-assembled balance arm mechanism and adjustment method thereof | |
CN203579153U (en) | Balance arm mechanism for vertical assembly | |
CN208057058U (en) | Adjustable water drilling holder | |
CN220373058U (en) | Collecting pipe control processing clamp | |
CN205798515U (en) | The auxiliary device of inclined hole at the generator unit stator that drills and reams | |
CN211939232U (en) | Vertical turret milling machine swivel connected coupler | |
CN107901067A (en) | A kind of manipulator that high-tension porcelain insulator is carried applied to power domain | |
CN210863717U (en) | Steel pipe detects uses inside clamping device | |
CN216131495U (en) | Water supply and drainage heating and ventilation fixed mounting structure for building | |
CN215767941U (en) | Building steel pipe bending resistance ability detection device convenient to operation | |
CN111975683A (en) | Clamp capable of being disassembled in matching manner | |
CN218931555U (en) | Pipeline manhole installation fixing device | |
CN219649837U (en) | Positioning tool for centrifugal fan machining | |
CN219794652U (en) | Adjustable general overhanging tool | |
CN220516711U (en) | Simple top plate bolt mounting tool | |
CN115654221B (en) | Pipeline spring support and hanger | |
CN220337659U (en) | Support that heating ventilation equipment was used | |
CN216341969U (en) | Drilling engineering is with drilling elevator convenient to fixed drilling string | |
CN213730263U (en) | Steel pipe welding positioning device | |
CN215333779U (en) | Bedside fixing clamp convenient for fixing pipes of different types | |
CN202825250U (en) | Fixture capable of achieving composite move | |
CN215969469U (en) | Height-adjustable drilling device for housing construction | |
CN214686948U (en) | Follow-on printed circuit board drilling equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
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: 20181106 |