CN208977720U - A kind of clamping device for restricted clearance in square cabin station - Google Patents

A kind of clamping device for restricted clearance in square cabin station Download PDF

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Publication number
CN208977720U
CN208977720U CN201821733488.9U CN201821733488U CN208977720U CN 208977720 U CN208977720 U CN 208977720U CN 201821733488 U CN201821733488 U CN 201821733488U CN 208977720 U CN208977720 U CN 208977720U
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China
Prior art keywords
clamping piece
clamping
connecting rod
piece
clamping device
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CN201821733488.9U
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Chinese (zh)
Inventor
张钧
费薇
王贺省
张冬伟
张静
吴磊
郭艳芬
易磊
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Zhengzhou Foguang Power Generation Equipment Co Ltd
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Zhengzhou Foguang Power Generation Equipment Co Ltd
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Abstract

The utility model discloses a kind of clamping devices for restricted clearance in square cabin station, it is related to clamping device technical field, it includes the first clamping limb, the second clamping limb and clamping piece, first clamping limb is fixedly arranged at the front end with the first clamping piece, rear end is fixed with the first grip part, is connected between first clamping piece and first grip part by first connecting rod;Second clamping limb is fixedly arranged at the front end with the second clamping piece corresponding with first clamping piece, the rear end of second clamping limb is fixed with the second grip part, it is connected between second clamping piece and second grip part by second connecting rod, the first connecting rod is connected with the second connecting rod by pin shaft;Clamping piece is connect with first clamping piece, and the clamping piece is equipped with the accommodation space for accommodating the first clamped part, and suitable for the installation of restricted clearance internal gasket and nut, structure novel is operated conveniently.

Description

A kind of clamping device for restricted clearance in square cabin station
Technical field
The utility model relates to clamping device technical fields, and in particular to a kind of folder for restricted clearance in square cabin station Hold device.
Background technique
In actual work, for the placement of washer, manual mode is generally used, nut is also usually to screw manually, then Make to screw up with a wrench, such case is suitable for mostly installing or maintenance work, but the once installation of above-mentioned fastener Space is excessively narrow, such as in square cabin station, and washer and nut can not be inserted in bolt end by shirtsleeve operation by hand When, existing manual mode implements just cumbersome, or even can not install.
Designing one kind and capable of being placed in the fasteners such as nuts and washers and be mounted on the clamping device in restricted clearance becomes Those skilled in the art's emphasis technical problems to be solved.
Utility model content
To solve to be difficult in the prior art that the fasteners such as nuts and washers are placed in restricted clearance and pacifying in restricted clearance The technical issues of dress, the utility model provide a kind of clamping device for restricted clearance in square cabin station, the clamping device energy Enough nuts and washers is placed in restricted clearance connect with fasteners such as bolts.
To realize the above-mentioned technical purpose, the utility model discloses a kind of clamping dresses for restricted clearance in square cabin station Set, comprising: the first clamping limb is fixedly arranged at the front end with the first clamping piece, rear end is fixed with the first grip part, first clamping piece and It is connected between first grip part by first connecting rod;Second clamping limb is fixedly arranged at the front end with opposite with first clamping piece The second clamping piece answered, the rear end of second clamping limb are fixed with the second grip part, second clamping piece and described second It is connected between grip part by second connecting rod, the first connecting rod is connected with the second connecting rod by pin shaft;And clamping piece, It is connect with first clamping piece, the clamping piece is equipped with the accommodation space for accommodating the first clamped part.
In above-mentioned clamping device, the first clamping piece and the second clamping piece in the form of sheets, operate the first clamping limb and second When clamping limb, the first clamping piece and the second clamping piece can clamp the second clamped part (such as gasket), be suitable for limited sky The installation of interior second clamped part;Accommodation space can provide axial branch for the first clamped part (such as nut) Support, when especially installing the first clamped part to upside, the first clamped part is placed in accommodation space, plays support the The effect of one clamped part;First grip part and the second grip part hold convenient for operator and operate clamping device.
Preferably, the Internal periphery of the accommodation space and the outer profile of the described first clamped part match, Neng Gouwei First clamped part screws offer torque.
Preferably, the accommodation space is through-hole, and the through-hole runs through first clamping piece, and the second clamping piece can be First clamped part provides axial support, when especially the first clamped part being installed to upside, the second clamping piece shape At the bottom surface of accommodation space, play the role of supporting the first clamped part.
Preferably, it is provided with poroid first connecting portion on first clamping piece, the outer profile of the clamping piece is equipped with The second connecting portion to match with the shape of the first connecting portion, the first connecting portion and the second connecting portion are detachable Connection, clamping piece that can be different according to the first clamped part exchanging of different size increase the applicable model of clamping device It encloses.
Preferably, the first connecting portion includes mounting hole, and the second connecting portion includes recessed portion, the mounting hole with The recessed portion is oppositely arranged, and is equipped with orbicule and elastic element in the mounting hole, one end of the elastic element with it is described Orbicule connection, the other end of the elastic element are connect with the bottom hole of the mounting hole, the orbicule and the recessed portion It is connected together.When one side clamping piece is connect with the first clamping piece, the inner wall squeeze body of second connecting portion, orbicule compression Elastic element is simultaneously retracted into mounting hole;And when orbicule and recessed portion are connected to each other, elastic element releases orbicule, orbicule A part be caught in recessed portion, realize the connection of clamping piece and the first clamping piece;When replacing clamping piece, clamping piece is pressed, When the active force of pressing reaches certain value, orbicule compression elastic element and is retracted in mounting hole under the action of recessed portion, So that clamping piece is separated with the first clamping piece, the quick-replaceable of clamping piece is realized;Another aspect clamping piece and the first clamping piece When connection, it can prevent clamping piece from falling off easily from the first clamping piece.
Preferably, axial direction of the first connecting rod with the second connecting rod in the pin shaft is arranged in a staggered manner, and described The inside of one clamping piece has first surface, and the inside of the first connecting rod has second surface, and the second surface protrudes from The first surface;The inside of second clamping piece has third surface, and the inside of the second connecting rod has the 4th surface, 4th surface protrudes from the third surface.When first clamping limb and second clamping limb close up, on the one hand, institute Stating has lesser spacing between the inner surface of the first clamping piece and the inner surface of second clamping piece, thin convenient for clamping The clamped part of the second of sheet, and there is when the first clamping piece is merged with the second clamping piece lesser overall thickness, it is convenient for It is placed in narrow restricted clearance and is operated;On the other hand, first clamping limb and second clamping limb are described the Overlapping is generated on the extending direction of one clamping piece, the first clamping limb and the overlapping of the second clamping limb are capable of increasing the carrying of clamping device Ability provides bigger torque so as to screw for the first clamped part when connection;Another aspect, the first clamping piece and The end of two connecting rods is in contact, and the second clamping piece is in contact with the end of first connecting rod, the first clamping limb and the second clamping limb phase Mutually occlusion forms the stronger spanner structure of globality, further improves the bearing capacity of clamping device.
Preferably, the distance between the first surface and the second surface are equal to the thickness of second clamping piece; The distance between the third surface and the 4th surface are equal to the thickness of first clamping piece;First clamping piece With a thickness of the half of the first connecting rod thickness, the half of the thickness with a thickness of the second connecting rod of second clamping piece, When clamping device closes up, first connecting rod and second connecting rod are completely overlapped, the first clamping piece and the fitting of the second clamping piece, the first clamping The thickness with the first, second connecting rod of the two is of same size after piece and the second clamping piece merge, compact-sized, aesthetic in appearance.
Preferably, the side of the clamping piece is equipped with multiple elastic cards and multiple correspondingly with the elastic card Trigger column, multiple elastic cards are symmetrical arranged about the central axis of the accommodation space, the fixation of the elastic card End is connect with the clamping piece, central axial direction natural torsion from the free end of the elastic card to the accommodation space, For clamping the second clamped part;The trigger column runs through the clamping piece, and can be in axial sliding connection with the clamping piece; When first clamping piece and second clamping piece are close to each other, one end of the trigger column and the second clamping piece phase Support, offset on the inside of the other end of the trigger column and the elastic card, be used to support the free end of the elastic card to Direction far from the central axis is mobile to discharge the described second clamped part;First clamped part is placed in clamping It at accommodation space in part, and keeps spaced apart between the first clamping piece and the second clamping piece, is then pressed from both sides second It holds part to be placed on the inside of the free end of elastic card, when installation, operates the first clamping limb and the second clamping limb makes the first clamping Piece and the second clamping piece are mobile towards direction close to each other, and the second clamping piece, which squeezes trigger column, makes its side towards elastic card To movement, trigger column squeezes the inside of elastic card, opens it to the second clamped part of release;It is clamped to complete second It can also continue to the first clamped part of installation after the installation of part, thus once can be complete in clamping device merging restricted clearance At the installation of the second clamped part and the first clamped part.
Preferably, first clamping piece is equipped with the first blocking portion, and the clamping piece outer profile is equipped with and described first The second blocking portion that blocking portion matches, when first clamping piece and second clamping piece are close to each other, first resistance Stopper and second blocking portion are for stopping the clamping piece to pass through first clamping piece.
Preferably, one end of the trigger column is equipped with the first protruding portion, and the other end is equipped with to match with the elastic card Abutting portion, the second protruding portion, first protruding portion and described the are equipped between first protruding portion and the abutting portion Two protruding portions are located at the two sides of the clamping piece, and reset spring is also arranged on the trigger column, the reset spring One end is connect with first protruding portion, and the other end of the reset spring is connect with the clamping piece.First protruding portion and Two protruding portions can limit trigger column, and trigger column is avoided to fall off from clamping piece, and reset spring, which can release trigger column, to be resetted.
In conclusion the utility model has the following beneficial effects: the clamping device of the utility model can be by the first quilt It is connect in the clamped part merging restricted clearance such as holding parts and washer with fasteners such as bolts, and it is clamped to provide first The fasteners such as part and bolt screw torque when connection.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of exemplary clamping device of the utility model, wherein clamping device, which is in, opens shape State;
Fig. 2 is a kind of structural schematic diagram of exemplary clamping device of the utility model, wherein clamping device is in closed form State;
Fig. 3 is a kind of the first working state schematic representation of exemplary clamping device of the utility model;
Fig. 4 is a kind of second of working state schematic representation of exemplary clamping device of the utility model;
Fig. 5 is the schematic diagram that a kind of exemplary clamping device of the utility model is in open configuration;
Fig. 6 is the schematic diagram that a kind of exemplary clamping device of the utility model is in closed state;
Fig. 7 is the top view of Fig. 4;
Fig. 8 is the A-A cross-sectional view of Fig. 7;
Fig. 9 is that the connection structure of first connecting portion and second connecting portion is shown in a kind of exemplary clamping device of the utility model It is intended to;
Figure 10 is the partial enlarged view I of Fig. 9;
Figure 11 is the operation principle schematic diagram of another exemplary clamping device of the utility model;
Figure 12 is the partial enlarged view II of Figure 11, wherein elastic card is in fastening state;
Figure 13 is the partial enlarged view II of Figure 11, wherein elastic card is in open configuration.
In figure,
1, clamping device, the 11, first clamping limb, the 111, first clamping piece, the 112, first grip part, the 113, first connection Portion, 1131, mounting hole, the 114, first blocking portion, 115, first connecting rod, 116, elastic element, 117, orbicule, the 118, first table Face, 119, second surface, D1, first distance, the 12, second clamping limb, the 121, second clamping piece, the 122, second grip part, 123, Second connecting rod, 124, third surface, the 125, the 4th surface, D2, second distance, 13, pin shaft, the 2, second clamped part, 3, folder Gripping member, 31, accommodation space, 32, second connecting portion, 321- recessed portion, 33, elastic card, 331, fixing end, 332, free end, 34, trigger column, the 341, first protruding portion, the 342, second protruding portion, 343, abutting portion, 35, counterbore, 36, reset spring, 37, Two blocking portions, the 4, first clamped part, 5, bolt, 6, restricted clearance.
Specific embodiment
Detailed explanation and illustration is carried out to the utility model with reference to the accompanying drawings of the specification.
Embodiment 1
Refering to what is shown in Fig. 1, a kind of clamping device 1 for restricted clearance in square cabin station, including the first clamping limb 11, Two clamping limbs 12 and clamping piece 3, wherein the first clamping limb 11 be fixedly arranged at the front end with the first clamping piece 111, rear end is fixed with first Grip part 112 is connected between first clamping piece 111 and the first grip part 112 by first connecting rod 115;Second clamping limb 12 Be fixedly arranged at the front end with second clamping piece 121 corresponding with the first clamping piece 111, rear end is fixed with the second grip part 122, second It is connected between clamping piece 121 and the second grip part 122 by second connecting rod 123;First connecting rod 115 and second connecting rod 123 are logical Pin shaft 13 is crossed to be rotatably connected;Clamping piece 3 is connect with the first clamping piece 111, and it is clamped that the middle part of clamping piece 3 is equipped with receiving first The accommodation space 31 of part 4 (being illustrated by taking nut as an example below).
With reference to shown in Fig. 2, Fig. 3 and Fig. 4, in the form of sheets, operation first is pressed from both sides for the first clamping piece 111 and the second clamping piece 121 When gripping arm 11 and the second clamping limb 12, the first clamping piece 111 and the second clamping piece 121 can clamp the second clamped part 2 (being illustrated by taking gasket as an example below), the installation suitable for 6 internal gasket of restricted clearance;Accommodation space 31 can mention for nut For axial support, when especially installing nut to upside, nut is placed in accommodation space 31, and clamping device 1 can play The effect of holding nut;First grip part 112 and the second grip part 122 hold convenient for operator and operate clamping device 1.
With reference to shown in Fig. 2, Fig. 3, Fig. 5 to Fig. 7, the section of first connecting rod 115 and second connecting rod 123 can be round, square Shape etc., or other regularly or irregularly shapes.In the present embodiment, section of first connecting rod 115 and second connecting rod 123 Face is rectangle and longer along the side of the axial direction of pin shaft 13, and the ability of this structural bearing torque is stronger.First connecting rod 115 Axial direction with second connecting rod 123 in pin shaft 13 is arranged in a staggered manner, and the inside of the first clamping piece 111 is (i.e. towards the second clamping piece 121 direction) there is first surface 118, the inside (i.e. towards the direction of second connecting rod 123) of first connecting rod 115 has second Surface 119, second surface 119 protrude from first surface 118;The inside of second clamping piece 121 is (i.e. towards the first clamping piece 111 Direction) there is third surface 124, the inside (i.e. towards the direction of first connecting rod 115) of second connecting rod 123 has the 4th surface 125, the 4th surface 125 protrudes from third surface 124.When first clamping limb 11 and the second clamping limb 12 close up, on the one hand, first There is lesser spacing, convenient for clamping thin slice between the inner surface of clamping piece 111 and the inner surface of the second clamping piece 121 The gasket of shape, and there is when the first clamping piece 111 is merged with the second clamping piece 121 lesser overall thickness, it is narrow convenient for being placed in It is operated in narrow restricted clearance 6;On the other hand, the first clamping limb 11 and the second clamping limb 12 are in the first clamping piece 111 Overlapping is generated on extending direction, the first clamping limb 11 and the overlapping of the second clamping limb 12 are capable of increasing the carrying energy of clamping device 1 Power provides bigger torque so as to screw for nut when connection.Another aspect, the first clamping piece 111 and second connecting rod 123 End be in contact, the second clamping piece 121 is in contact with the end of first connecting rod 115, the first clamping limb 11 and the second clamping limb 12 are mutually twisted, and further improve the bearing capacity of clamping device 1.In further embodiments, first surface 118 and second The distance between surface 119 (i.e. first distance D1) is equal to the thickness of the second clamping piece 121;Third surface 124 and the 4th surface The distance between 125 (i.e. second distance D2) are equal to the thickness of the first clamping piece 111;First clamping piece 111 with a thickness of first The half of 115 thickness of connecting rod, the half of the thickness with a thickness of second connecting rod 123 of the second clamping piece 121.
Refering to what is shown in Fig. 6, the first grip part 112 and the second grip part 122 are preferably ring-type, hold and grasp convenient for operator Make clamping device 1.In addition, the first grip part 112 and the second grip part 122 can also be shell made of the flexible materials such as rubber Body is linked in the end of first connecting rod 115 and second connecting rod 123.
Refering to what is shown in Fig. 1, pin shaft 13 can be fixedly connected with first connecting rod 115, one end of pin shaft 13 and first connecting rod 115 It is fixedly connected or is formed on first connecting rod 115, the other end of pin shaft 13 passes through the hole on second connecting rod 123 and connects with second The twisted connection of bar 123.In addition, pin shaft 13 can also be with split settings, and hole on first connecting rod 115 and second connecting rod 123 is passed through, it is real It now can be with the twisted connection of first connecting rod 115 and second connecting rod 123.
Clamping piece 3 and the first clamping piece 111 is detachable or non-dismountable connection.Refering to what is shown in Fig. 1, preferably, clamping Part 3 is detachably connected with the first clamping piece 111, and poroid first connecting portion 113, clamping piece 3 are provided on the first clamping piece 111 Outer profile be equipped with the second connecting portion 32 to match with the shape of first connecting portion 113, first connecting portion 113 is connect with second Portion 32 is detachably connected.In the present embodiment, 113 rectangular hole shape of first connecting portion, second connecting portion 32 is also rectangular, at this time Torque can also be transmitted between first connecting portion 113 and second connecting portion 32.Herein, first connecting portion 113 and second connecting portion 32 is rectangular, and however, it is not limited to this, other shapes that can be mutually matched also can be set in those skilled in the art.
Specifically, with reference to shown in Fig. 9 and Figure 10, first connecting portion 113 includes mounting hole 1131, and second connecting portion 32 includes Recessed portion 321, mounting hole 1131 are oppositely arranged with recessed portion 321, and elastic element 116 and orbicule are equipped in mounting hole 1131 117, one end of elastic element 116 is connect with orbicule 117, and the other end of elastic element 116 and the bottom hole of mounting hole 1131 connect It connects, orbicule 117 is connected together with recessed portion 321.When clamping piece 3 is connect with the first clamping piece 111, orbicule 117 compresses bullet Property element 116 and be retracted into mounting hole 1131, when orbicule 117 and recessed portion 321 are connected to each other, elastic element 116 will be spherical Body 117 is released;When replacing clamping piece 3, clamping piece 3 is pressed, when the active force of pressing reaches certain value, orbicule 117 compresses Elastic element 116 is simultaneously retracted in mounting hole 1131, so that clamping piece 3 is separated with the first clamping piece 111, realizes clamping piece 3 Quick-replaceable.In addition, clamping piece 3 can be prevented light from the first clamping piece 111 when clamping piece 3 is connect with the first clamping piece 111 It is easy to fall off.
In addition, clamping piece 3 and the first clamping piece 111 can also use non-dismountable connection, for example, by clamping piece 3 and the The integrated molding of one clamping piece 111 or welding, riveting etc..
With reference to shown in Fig. 1, Fig. 3 and Fig. 4, accommodation space 31 is provided on clamping piece 3, the accommodation space 31 is preferably logical Hole, so that clamping piece 3 has lesser thickness, accommodation space 31 can accommodate the first clamped part 4, the first clamping piece 111 With the second clamping piece 121 it is close to each other or fitting when, the second clamping piece 121 can provide axial support for nut.Especially It is when installing nut to upside (with reference to shown in Fig. 8), nut is placed in accommodation space 31, and the second clamping piece 121, which is formed, to be accommodated The bottom surface in space 31, plays the role of holding nut, convenient for nut is sent to predeterminated position.The Internal periphery of accommodation space 31 and The outer profile of one clamped part 4 matches, and can provide torque for screwing for nut.For example, when the first clamped part 4 is When hex nut, accommodation space 31 is hexagonal hole;When the first clamped part 4 is other shapes, accommodation space 31 is also corresponding For matched shape.
Embodiment 2
The present embodiment has carried out further improvement on the basis of embodiment 1, with reference to figures 11 to shown in Figure 13, clamps The side of part 3 set there are two elastic card 33 and with the one-to-one multiple trigger columns 34 of elastic card 33, two elastic cards 33 about accommodation space 31 central axis be symmetrical arranged, the fixing end 331 of elastic card 33 is connect with clamping piece 3, elastic card The free end 332 of piece 33 is used for holding shim to the central axial direction natural torsion of accommodation space 31;Trigger column 34 is through folder Gripping member 3, and can be in axial sliding connection with clamping piece 3;When the first clamping piece 111 and the second clamping piece 121 close to each other, trigger column 34 one end offsets with the second clamping piece 121, and the inside of the other end and elastic card 33 of trigger column 34 offsets, and is used to support bullet Property card 33 free end 332 it is mobile to the second clamped part 2 of release to the direction far from central axis, nut is placed in At accommodation space 31 in clamping piece 3, and keep spaced apart between the first clamping piece 111 and the second clamping piece 121, so Gasket is placed in 332 inside of free end of elastic card 33 afterwards.When installation, operating the first clamping limb 11 and the second clamping limb 12 makes It is mobile towards direction close to each other to obtain the first clamping piece 111 and the second clamping piece 121, the second clamping piece 121 squeezes trigger column 34 keep it mobile towards the direction of elastic card 33, and trigger column 34 further squeezes the inside of elastic card 33, makes its opening Gasket is discharged, the installation of gasket is completed, can also continue to install, screw nut later, clamping device 1 is placed in restricted clearance 6 The installation of the second clamped part 2 and nut once can be completed.It should be noted that for elastic card 33 and trigger column 34 Quantity do not limit particularly, can also for three groups, four groups it is even more.
First clamping piece 111 is equipped with the first blocking portion 114, and 3 outer profile of clamping piece is equipped with to match with the first blocking portion 114 When the second blocking portion 37 closed, the first clamping piece 111 and the second clamping piece 121 close to each other, the first blocking portion 114 and second hinders Stopper 37 is for stopping clamping piece 3 to pass through the first clamping piece 111.
One end of trigger column 34 is equipped with the first protruding portion 341, and the other end is equipped with the abutting portion to match with elastic card 33 343, the second protruding portion 342, the first protruding portion 341 and the second protruding portion are equipped between the first protruding portion 341 and abutting portion 343 342 are located at the two sides of clamping piece 3, and reset spring 36, one end of reset spring 36 and first are also arranged on trigger column 34 Protruding portion 341 connects, and the other end of reset spring 36 is connect with clamping piece 3.342 energy of first protruding portion 341 and the second protruding portion Trigger column 34 is enough limited, trigger column 34 is avoided to fall off from clamping piece 3, reset spring 36, which can release trigger column 34, to be resetted.It is excellent Selection of land, clamping piece 3 are equipped with the counterbore 35 for accommodating reset spring 36, and the first protrusion 341 is also able to enter in counterbore 35, makes Clamping device 1 it is compact-sized.
When installation, nut is placed at the accommodation space 31 in clamping piece 3 first, and keeps the first clamping piece 111 and the It is spaced apart between two clamping pieces 121, then gasket is placed on the inside of the free end of elastic card 33.Operation first is held Portion 112 and the second grip part 122 make the first clamping piece 111 and the second clamping piece 121 mobile towards direction close to each other, the Two clamping pieces 121, which squeeze trigger column 34, keeps it mobile towards the direction of elastic card 33, and trigger column 34 squeezes elastic card 33 Inside makes it open release gasket;After completing the installation of gasket continue that nut is installed, so that clamping device 1 is placed in restricted clearance The interior installation that the second clamped part and nut once can be completed.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modification, equivalent replacement and simple modifications etc., should be included in the utility model in utility model substantive content Within protection scope.

Claims (10)

1. a kind of clamping device for restricted clearance in square cabin station characterized by comprising
First clamping limb (11), is fixedly arranged at the front end with the first clamping piece (111), rear end is fixed with the first grip part (112), and described It is connected between one clamping piece (111) and first grip part (112) by first connecting rod (115);
Second clamping limb (12) is fixedly arranged at the front end with the second clamping piece (121) corresponding with the first clamping piece (111), institute The rear end for stating the second clamping limb (12) is fixed with the second grip part (122), and second clamping piece (121) and described second holds It is connected between portion (122) by second connecting rod (123), the first connecting rod (115) and the second connecting rod (123) pass through pin shaft (13) it connects;And
Clamping piece (3) is connect with first clamping piece (111), and the clamping piece (3), which is equipped with, accommodates the first clamped part (4) accommodation space (31).
2. clamping device according to claim 1, which is characterized in that the Internal periphery of the accommodation space (31) and described the The outer profile of one clamped part (4) matches.
3. clamping device according to claim 1, which is characterized in that the accommodation space (31) is through-hole, the through-hole Through first clamping piece (111).
4. clamping device according to any one of claim 1 to 3, which is characterized in that the first clamping piece (111) tool Have poroid first connecting portion (113), the outer profile of clamping piece (3) has the shape phase with the first connecting portion (113) The second connecting portion (32) matched, the first connecting portion (113) are detachably connected with the second connecting portion (32).
5. clamping device according to claim 4, which is characterized in that the first connecting portion (113) includes mounting hole (1131), the second connecting portion (32) includes recessed portion (321), the mounting hole (1131) and the recessed portion (321) phase To setting, it is equipped with elastic element (116) and orbicule (117) in the mounting hole (1131), the one of the elastic element (116) End is connect with the orbicule (117), and the other end of the elastic element (116) and the bottom hole of the mounting hole (1131) connect It connects, the orbicule (117) is connected together with the recessed portion (321).
6. clamping device according to any one of claim 1 to 3, which is characterized in that the first connecting rod (115) and institute The axial direction that second connecting rod (123) is stated in the pin shaft (13) is arranged in a staggered manner, and the inside of first clamping piece (111) has The inside of first surface (118), the first connecting rod (115) has second surface (119), second surface (119) protrusion In the first surface (118);The inside of second clamping piece (121) has third surface (124), the second connecting rod (123) inside has the 4th surface (125), and the 4th surface (125) protrudes from the third surface (124).
7. clamping device according to claim 6, which is characterized in that the first surface (118) and the second surface The distance between (119) it is equal to the thickness of second clamping piece (121);The third surface (124) and the 4th surface The distance between (125) it is equal to the thickness of first clamping piece (111);First clamping piece (111) with a thickness of described The half of first connecting rod (115) thickness, the thickness with a thickness of the second connecting rod (123) of second clamping piece (121) Half.
8. clamping device according to any one of claims 1 to 3, which is characterized in that the side of the clamping piece (3) is equipped with Multiple elastic cards (33) and with the one-to-one multiple trigger columns (34) of the elastic card (33), multiple elastic cards (33) it is symmetrical arranged about the central axis of the accommodation space (31), the fixing end (331) of the elastic card (33) and institute State clamping piece (3) connection, the central axial direction of free end (332) the Xiang Suoshu accommodation space (31) of the elastic card (33) Natural torsion, for clamping the second clamped part (2);The trigger column (34) run through the clamping piece (3), and with the folder Gripping member (3) can be in axial sliding connection;It is described when first clamping piece (111) and second clamping piece (121) are close to each other One end of trigger column (34) offsets with second clamping piece (121), the other end and the elastic card of the trigger column (34) Piece offsets on the inside of (33), is used to support the free ends (332) of the elastic card (33) to the side far from the central axis To mobile to discharge the described second clamped part (2).
9. clamping device according to claim 8, which is characterized in that first clamping piece (111) is equipped with the first resistance Stopper (114), clamping piece (3) outer profile are equipped with the second blocking portion (37) matched with first blocking portion (114), When first clamping piece (111) and second clamping piece (121) are close to each other, first blocking portion (114) and described Second blocking portion (37) is for stopping the clamping piece (3) to pass through first clamping piece (111).
10. clamping device according to claim 8, which is characterized in that it is prominent that one end of the trigger column (34) is equipped with first Portion (341), the other end are equipped with the abutting portion (343) that matches with the elastic card (33), first protruding portion (341) with The second protruding portion (342), first protruding portion (341) and second protruding portion are equipped between the abutting portion (343) (342) two sides of the clamping piece (3) are located at, are also arranged with reset spring (36) on the trigger column (34), it is described multiple One end of position spring (36) is connect with first protruding portion (341), the other end of the reset spring (36) and the clamping Part (3) connection.
CN201821733488.9U 2018-10-25 2018-10-25 A kind of clamping device for restricted clearance in square cabin station Active CN208977720U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109262542A (en) * 2018-10-25 2019-01-25 郑州佛光发电设备有限公司 Clamping device for confined space in shelter power station

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109262542A (en) * 2018-10-25 2019-01-25 郑州佛光发电设备有限公司 Clamping device for confined space in shelter power station

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Address after: 450001 No.50 Dongqing street, high tech Development Zone, Zhengzhou City, Henan Province

Patentee after: Zhengzhou Foguang power generation equipment Co.,Ltd.

Address before: 450001 No.50 Dongqing street, high tech Development Zone, Zhengzhou City, Henan Province

Patentee before: ZHENGZHOU FOGUANG POWER GENERATION EQUIPMENT Co.,Ltd.