CN208831300U

CN208831300U - One kind is shaken the head tooth case by pressure controlling Industrial fan

Info

Publication number: CN208831300U
Application number: CN201821421763.3U
Authority: CN
Inventors: 刘斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-08-31
Filing date: 2018-08-31
Publication date: 2019-05-07
Anticipated expiration: 2028-08-31

Abstract

The utility model discloses one kind to shake the head tooth case by pressure controlling Industrial fan, when use lifting shaft can be pressed down against by pressing lever by moulded rod set, the positioning ball fixing body of lifting shaft is squeezed and is shifted onto the gear wheel chamber of shaft rotary drive gear while lifting shaft moves downward in the lifting shaft connecting hole of attachment base shaft, positioning ball on its positioning ball mounting hole of positioning ball fixing body is between the first longitudinal direction locating convex block for being located by connecting on shaft rotary drive gear under the tension force effect of positioning ball reset spring, realize the connection of lifting shaft and shaft rotary drive gear, and then realization can be connect with the intracorporal worm-drive of main tank by shaft rotary drive gear and drives lifting shaft, attachment base shaft and bar attachment base rotation of shaking the head, pull bar of shaking the head that Industrial fan is driven to shake the head by bar attachment base of shaking the head again；Have the characteristics that can to control lifting shaft and the clutch connection of shaft rotary drive gear by way of pressing and then realizes whether control Industrial fan shakes the head, shakes the head that it is more convenient to control.

Description

One kind is shaken the head tooth case by pressure controlling Industrial fan

Technical field

The utility model belongs to fan accessory technical field, and in particular to a kind of Industrial fan is shaken the head tooth case.

Background technique

Current existing Industrial fan tooth case of shaking the head controls bar attachment base rotation of shaking the head using prosecutor formula is drawn, in turn Realize what control Industrial fan was shaken the head.Pull-control type Industrial fan shakes the head its attachment base shaft of tooth case and shaft rotary drive gear is It is integrally formed, increase and main tank intracorporal worm screw engaged transmission shaft rotary drive gear It realizes and drives bar attachment base rotation of shaking the head, it is final to realize that control Industrial fan is shaken the head.In actual use, above-mentioned pull-control type Industrial fan shakes the head what tooth case there is a problem of pulling control inconvenient.

Summary of the invention

In view of the deficiencies of the prior art, the utility model be intended to provide it is a kind of by way of pressing come control lifting shaft with What whether the clutch connection of shaft rotary drive gear and then realization control Industrial fan shook the head shakes the head by pressure controlling Industrial fan Tooth case.

To achieve the above objectives, the present invention adopts the following technical solutions:

One kind is shaken the head tooth case by pressure controlling Industrial fan, including main box, bar attachment base of shaking the head, attachment base shaft, is turned The case bottom of chamber portion molding of axis rotary drive gear, lifting shaft, case lid, pressing lever and compression bar set, main box is provided with shaft installation Hole, the bottom that main box is arranged in bar attachment base of shaking the head are located at outside shaft mounting hole, and attachment base shaft location and installation is pacified in shaft On the dress hole and lower end of attachment base shaft passes through shaft mounting hole and is fixedly connected with bar attachment base of shaking the head, and forms in attachment base shaft It is provided with the lifting shaft connecting hole of upper end opening, lifting shaft connecting hole at least has a plane hole wall, peace in lifting shaft connecting hole Equipped with lifting shaft reset spring, the intracavitary top positioned at attachment base shaft of case of main box is arranged in shaft rotary drive gear, The center of shaft rotary drive gear forms the gear wheel chamber of upper end opening, and the bottom of chamber of gear wheel chamber forms bulge loop, bulge loop Center form lifting shaft perforation, be uniformly distributed protrusion on the chamber side wall of gear wheel chamber and form first longitudinal direction locating convex block； Lifting shaft includes that lifting spindle body, axis body rotation stop planomural, positioning ball fixing body, positioning ball mounting hole, positioning ball and positioning ball are multiple Position spring, on the longitudinally disposed side for being molded over lifting spindle body of axis body rotation stop planomural, and the axis body in the portion of lifting spindle side Rotation stop planomural is corresponding with the plane hole wall of lifting shaft connecting hole, and positioning ball fixing body is molded over upper end and the positioning of lifting spindle body The outer diameter of ball fixing body is greater than the aperture of lifting shaft perforation, and positioning ball installation hole horizontal perforation is molded on positioning ball fixing body, Positioning ball is mounted on the both ends aperture for positioning ball mounting hole, and positioning ball reset spring, which is mounted on to be located in positioning ball mounting hole, to be determined Between positioning ball on the ball mounting hole both ends aperture of position, the lower end surface protrusion of lifting spindle body forms spring connecting column, rises The lifting shaft perforation inserting that drop main shaft passes through shaft rotary drive gear is connected in the lifting shaft connecting hole of attachment base shaft, The lower end of lifting spindle body is connected by spring connecting column with the upper end of the lifting shaft reset spring in lifting shaft connecting hole；Case lid It is fixed on the top for being located at lifting shaft on the case accent of main box, lifting shaft is corresponded on case lid and forms compression bar positioning sleeve, Compression bar positioning sleeve each extends over protrusion from the bottom and top of case lid, and the center of compression bar positioning sleeve is longitudinally through to form sets of holes, It is uniformly distributed on the lower end inner wall of its sets of holes of compression bar positioning sleeve and forms second longitudinal direction locating convex block, its sets of holes of compression bar positioning sleeve Positioned at the top of second longitudinal direction locating convex block, distribution forms compression bar set locating slot, the positioning ball installation of lifting shaft on the inner wall of upper end Body realizes the sets of holes for being located by connecting on compression bar positioning sleeve by positioning between the second longitudinal direction locating convex block that ball is connected in sets of holes On；Pressing lever includes that the pressing body of rod and rod set are located by connecting seat, and the lower end of the pressing body of rod is arranged in the rod set seat molding that is located by connecting On outer wall, the be located by connecting upper surface of seat of rod set is serrated, and the center perforation of compression bar set forms body of rod inserting hole, compression bar set Lower end running-on on form zigzag positioning surface, distribution forms and compression bar set locating slot on the lower end running-on outer wall of compression bar set Corresponding compression bar covers locating piece, and the pressing body of rod of pressing lever is interspersed in the body of rod inserting hole of compression bar set, the zigzag of compression bar set The be located by connecting upper surface of seat of positioning surface and rod set is located by connecting, rod set be located by connecting seat lower end and lifting shaft its position ball peace The upper end connection of body is filled, compression bar set, which is pierced by from the sets of holes at the top of case lid and passes through its compression bar set locating piece, is connected to compression bar set positioning It realizes and is located by connecting on compression bar positioning sleeve on slot.

Further, it shakes the head and forms shaft connecting hole at the top of bar attachment base, form and set on the inner wall of shaft connecting hole It is equipped with the first positioning planomural, the first fastening screw hole is formed on the bottom for bar attachment base of shaking the head, the first fastening screw hole and shaft connect Kong Xiangtong is met, is formed on the lower end outer wall of the seat shaft main body of attachment base shaft and the first positioning on shaft connecting hole inner wall The second positioning planomural that planomural matching is located by connecting, the lower end surface of seat shaft main body form the second fastening screw hole, attachment base The seat shaft main body inserting of shaft is connected in shaft mounting hole and the lower end of seat shaft main body company of being pierced by from shaft mounting hole It connects in the shaft connecting hole for shaking the head bar attachment base, the second positioning planomural on the lower end outer wall of seat shaft main body is connected with shaft Cooperation, which is realized, between the first positioning planomural on the inner wall of hole is located by connecting, and fastening screw passes through the to shake the head on bar attachment base bottom One fastening screw hole be fastenedly connected present shaft lower body end face second fastening screw hole on realize seat shaft main body lower end with Bar attachment base of shaking the head is fastenedly connected.

Further, the upper end of shaft mounting hole forms location notch hole of the aperture greater than the aperture of shaft mounting hole, even The upper end of the seat shaft main body of joint chair shaft forms positioning table of the outer diameter greater than the outer diameter of seat shaft main body, attachment base shaft Upper end is connected to by positioning table installation to be realized on location notch hole and is located by connecting with shaft mounting hole.

Further, compression bar connecting column, the top of compression bar connecting column are formed at the top of its positioning ball fixing body of lifting shaft Center forms compression bar connecting hole, and the be located by connecting bottom of seat of its rod set of pressing lever forms lifting shaft attachment base, and lifting shaft connects The connecting cavity of lower ending opening is formed on joint chair, lifting shaft connecting column is formed in connecting cavity, and compression bar connecting column is inserted into connection In chamber, lifting shaft connecting column is inserted into compression bar connecting hole.

The utility model has the following beneficial effects:

The utility model one kind is shaken the head tooth case by pressure controlling Industrial fan, can pass through pressing lever by moulded rod set when use It is pressed down against lifting shaft, the positioning ball of lifting shaft while lifting shaft moves downward in the lifting shaft connecting hole of attachment base shaft Fixing body is squeezed and is shifted onto the gear wheel chamber of shaft rotary drive gear, the positioning ball on its positioning ball mounting hole of positioning ball fixing body Between the first longitudinal direction locating convex block for being located by connecting on shaft rotary drive gear under the tension force effect of positioning ball reset spring, It realizes the connection of lifting shaft and shaft rotary drive gear, and then shaft rotary drive gear and the intracorporal worm screw of main tank can be passed through Transmission connection, which is realized, drives lifting shaft, attachment base shaft and bar attachment base of shaking the head rotation, then is shaken the head by bar attachment base pulling of shaking the head Bar drives Industrial fan to shake the head；Pressing pushes rod set again, and lifting shaft can be movable upward under the action of lifting shaft reset spring It resets, positioning ball fixing body is detached from and is squeezed from gear wheel chamber and shifted onto the sets of holes of compression bar positioning sleeve, and lifting shaft and shaft rotate Without being located by connecting relationship between driving gear, when shaft rotary drive gear and the intracorporal worm-drive of main tank, shaft rotation is driven Moving gear can only dally around lifting shaft, not will drive lifting shaft and rotate together, and then will not drive attachment base by lifting shaft Shaft and bar attachment base rotation of shaking the head, Industrial fan will not shake the head；With can be controlled by way of pressing lifting shaft with turn The clutch connection of axis rotary drive gear and then realization control whether Industrial fan shakes the head, shaking the head controls more convenient feature.

Detailed description of the invention

Fig. 1 is that the utility model is a kind of to shake the head the configuration schematic diagram of tooth case by pressure controlling Industrial fan；

Fig. 2 is that the utility model is a kind of to shake the head the configuration schematic diagram of tooth case by pressure controlling Industrial fan；

Fig. 3 is that the utility model is a kind of to shake the head the structural schematic diagram of its case lid of tooth case by pressure controlling Industrial fan；

Fig. 4 is that the utility model is a kind of to shake the head the company of tooth case its lifting shaft and attachment base shaft by pressure controlling Industrial fan Connect structural schematic diagram.

Specific embodiment

With reference to the accompanying drawing and specific embodiment, the utility model will be further described, in order to become apparent from geography Solve the technical idea of the requires of the utility model protection.

The utility model one kind as shown in Figs 1-4 is shaken the head tooth case by pressure controlling Industrial fan, including main box 1, is shaken the head Bar attachment base 2, attachment base shaft 3, shaft rotary drive gear 4, lifting shaft 5, case lid 6, pressing lever 7 and compression bar set 8, main box 1 case bottom of chamber portion molding is provided with shaft mounting hole 11, and the bottom that main box 1 is arranged in bar attachment base 2 of shaking the head is located at shaft peace It fills outside hole 11,3 location and installation of attachment base shaft is in shaft mounting hole 11 and the lower end of attachment base shaft 3 passes through shaft mounting hole 11 are fixedly connected with bar attachment base 2 of shaking the head, and molding is provided with the lifting shaft connecting hole 34 of upper end opening in attachment base shaft 3, rise Dropping axis connection hole 34 at least has a plane hole wall, and lifting shaft reset spring 36, shaft rotation are equipped in lifting shaft connecting hole 34 Turn the intracavitary top positioned at attachment base shaft 3 of case that main box 1 is arranged in driving gear 4, the center of shaft rotary drive gear 4 The gear wheel chamber 41 of upper end opening is formed, the bottom of chamber of gear wheel chamber 41 forms bulge loop 42, and the center of bulge loop 42 forms liter Axis perforation 43 is dropped, protrusion is uniformly distributed on the chamber side wall of gear wheel chamber 41 and forms first longitudinal direction locating convex block 44；

Lifting shaft 5 include lifting spindle body 51, axis body rotation stop planomural 52, positioning ball fixing body 53, positioning ball mounting hole 54, It positions ball 55 and positions ball reset spring 56, on the longitudinally disposed side for being molded over lifting spindle body 51 of axis body rotation stop planomural 52, And the axis body rotation stop planomural 52 on 51 side of lifting spindle body is corresponding with the plane hole wall of lifting shaft connecting hole 34, positioning ball installation Body 53 is molded over the upper end of lifting spindle body 51 and positions aperture of the outer diameter greater than lifting shaft perforation 43 of ball fixing body 53, positioning The horizontal perforation of ball mounting hole 54 is molded on positioning ball fixing body 53, and positioning ball 55 is mounted on the both ends of the hole of positioning ball mounting hole 54 On mouth, positioning ball reset spring 56 is mounted on the positioning being located on positioning 54 both ends aperture of ball mounting hole in positioning ball mounting hole 54 Between ball 55, the lower end surface protrusion of lifting spindle body 51 forms spring connecting column 59, and lifting spindle body 51 is revolved across shaft 43 inserting of lifting shaft perforation for turning driving gear 4 is connected in the lifting shaft connecting hole 34 of attachment base shaft 3, lifting spindle body 51 Lower end connected with the upper end of the lifting shaft reset spring 36 in lifting shaft connecting hole 34 by spring connecting column 59；

Case lid 6 is fixed on the top for being located at lifting shaft 5 on the case accent of main box 1, corresponds to lifting shaft 5 on case lid 6 Compression bar positioning sleeve 61 is formed, compression bar positioning sleeve 61 each extends over protrusion from the bottom and top of case lid 6, compression bar positioning sleeve 61 Center is longitudinally through to form sets of holes 62, is uniformly distributed that form second vertical on the lower end inner wall of its sets of holes 62 of compression bar positioning sleeve 61 To locating convex block 63, the top that second longitudinal direction locating convex block 63 is located on the upper end inner wall of its sets of holes 62 of compression bar positioning sleeve 61 is distributed Compression bar set locating slot 64 is formed, the positioning ball fixing body 53 of lifting shaft 5 is connected to second in sets of holes 62 by positioning ball 55 It realizes and is located by connecting in the sets of holes 62 of compression bar positioning sleeve 61 between longitudinal register convex block 63；

Pressing lever 7 includes that the pressing body of rod 71 and rod set are located by connecting seat 72, rod set be located by connecting the molding of seat 72 setting by On the lower end outer wall of compression bar body 71, the be located by connecting upper surface of seat 72 of rod set is serrated, and the center perforation of compression bar set 8 forms Body of rod inserting hole 81 forms zigzag positioning surface 82 on the lower end running-on of compression bar set 8, on the lower end running-on outer wall of compression bar set 8 Distribution forms compression bar set locating piece 83 corresponding with compression bar set locating slot 64, and the pressing body of rod 71 of pressing lever 7 is interspersed in compression bar Set 8 body of rod inserting hole 81 in, compression bar set 8 zigzag positioning surface 82 and rod set be located by connecting seat 72 upper surface positioning connect It connects, rod set its upper end for positioning ball fixing body 53 of lower end and the lifting shaft 5 of seat 72 that is located by connecting connect, and compression bar set 8 is from the top of case lid 6 The sets of holes 62 in portion, which are pierced by and are connected to realization on compression bar set locating slot 64 by its compression bar set locating piece 83, is located by connecting on compression bar On positioning sleeve 61.

Specifically, the top for bar attachment base 2 of shaking the head forms shaft connecting hole 21, formed on the inner wall of shaft connecting hole 21 It is provided with the first positioning planomural 22, the first fastening screw hole 23, the first fastening screw hole 23 are formed on the bottom for bar attachment base 2 of shaking the head It communicates with shaft connecting hole 21, is formed and shaft connecting hole 21 on the lower end outer wall of the seat shaft main body 31 of attachment base shaft 3 The first positioning planomural 22 on inner wall matches the second positioning planomural 32 being located by connecting, the lower end surface molding of seat shaft main body 31 There is the second fastening screw hole 35, the inserting of seat shaft main body 31 of attachment base shaft 3 is connected in shaft mounting hole 11 and seat shaft master The lower end of body 31 in shaft mounting hole 11 from being pierced by the shaft connecting hole 21 for being connected to and shaking the head bar attachment base 2, seat shaft main body Cooperate between the first positioning planomural 22 on the second positioning planomural 32 on 31 lower end outer wall and 21 inner wall of shaft connecting hole real It is now located by connecting, fastening screw passes through the first fastening screw hole 23 shaken the head on 2 bottom of bar attachment base and is fastenedly connected present shaft master Realize that the lower end of seat shaft main body 31 is fastenedly connected with bar attachment base 2 of shaking the head on second fastening screw hole 35 of 31 lower end surface of body.

The upper end of shaft mounting hole 11 forms location notch hole 12 of the aperture greater than the aperture of shaft mounting hole 11, attachment base The upper end of the seat shaft main body 31 of shaft 3 forms positioning table 33 of the outer diameter greater than the outer diameter of seat shaft main body 31, and attachment base turns The upper end of axis 3 is connected to realization on location notch hole 12 by the installation of positioning table 33 and is located by connecting with shaft mounting hole 11.

Its top for positioning ball fixing body 53 of lifting shaft 5 forms compression bar connecting column 57, in the top of compression bar connecting column 57 The heart forms compression bar connecting hole 58, and the be located by connecting bottom of seat 72 of its rod set of pressing lever 7 forms lifting shaft attachment base 73, goes up and down The connecting cavity 74 of lower ending opening is formed on axis connection seat 73, and lifting shaft connecting column 75, compression bar connection are formed in connecting cavity 74 Column 57 is inserted into connecting cavity 74, and lifting shaft connecting column 75 is inserted into compression bar connecting hole 58.

The utility model is shaken the head tooth case by pressure controlling Industrial fan, when use by moulded rod set 8 can by pressing lever 7 to Lower extruding lifting shaft 5, lifting shaft 5 determines while lifting shaft 5 moves downward in the lifting shaft connecting hole 34 of attachment base shaft 3 Position ball fixing body 53, which squeezes, to be shifted onto the gear wheel chamber 41 of shaft rotary drive gear 4, its positioning ball installation of positioning ball fixing body 53 Positioning ball 55 on hole 54 is located by connecting on the of shaft rotary drive gear 4 under the tension force effect of positioning ball reset spring 56 Between one longitudinal register convex block 44, the connection of lifting shaft 5 and shaft rotary drive gear 4 is realized, and then can be rotated by shaft Driving gear 4 is realized with the worm screw (not shown) transmission connection in main box 1 to be driven lifting shaft 5, attachment base shaft 3 and shakes Head rod attachment base 2 rotates, then pulls bar of shaking the head that Industrial fan is driven to shake the head by bar attachment base 2 of shaking the head；Pressing pushes rod set again 8, lifting shaft 5 can under the action of lifting shaft reset spring 36 movable reset upward, positioning ball fixing body 53 is from gear wheel chamber 41 Middle disengaging and squeezing is shifted onto the sets of holes 62 of compression bar positioning sleeve 61, without being located by connecting between lifting shaft 5 and shaft rotary drive gear 4 Relationship, when worm-drive in shaft rotary drive gear 4 and main box 1,4 meetings of shaft rotary drive gear are around lifting shaft 5 Idle running, not will drive lifting shaft 5 and rotates together, and then attachment base shaft 3 will not be driven to connect with bar of shaking the head by lifting shaft 5 Seat 2 rotates, and Industrial fan will not shake the head；With lifting shaft 5 and shaft rotary drive gear 4 can be controlled by way of pressing Clutch connection and then realization control whether Industrial fan shakes the head, shaking the head controls more convenient feature.

For those skilled in the art, it can make other each according to the above description of the technical scheme and ideas Kind is corresponding to be changed and deforms, and all these change and deform the guarantor that all should belong to the utility model claims Within the scope of shield.

Claims

1. a kind of shake the head tooth case, including main box (1), shake the head bar attachment base (2), attachment base shaft by pressure controlling Industrial fan (3), the case bottom of chamber portion molding of shaft rotary drive gear (4) and case lid (6), main box (1) is provided with shaft mounting hole (11), Shake the head bar attachment base (2) be arranged and in the bottom of main box (1) be located at shaft mounting hole (11) outside, attachment base shaft (3) positioning is pacified On shaft mounting hole (11) and the lower end of attachment base shaft (3) passes through shaft mounting hole (11) and shakes the head bar attachment base (2) It is fixedly connected, it is characterised in that: further include lifting shaft (5), pressing lever (7) and compression bar set (8), on the attachment base shaft (3) Molding is provided with the lifting shaft connecting hole (34) of upper end opening, and lifting shaft connecting hole (34) at least has a plane hole wall, lifting It is equipped with lifting shaft reset spring (36) in axis connection hole (34), the case in main box (1) is arranged in shaft rotary drive gear (4) The intracavitary top positioned at attachment base shaft (3), the center of shaft rotary drive gear (4) form the gear wheel chamber of upper end opening (41), the bottom of chamber of gear wheel chamber (41) forms bulge loop (42), and the center of bulge loop (42) forms lifting shaft perforation (43), gear Protrusion, which is uniformly distributed, on the chamber side wall of wheel chamber (41) forms first longitudinal direction locating convex block (44)；

Lifting shaft (5) includes lifting spindle body (51), axis body rotation stop planomural (52), positioning ball fixing body (53), positioning ball installation Hole (54), positioning ball (55) and positioning ball reset spring (56), axis body rotation stop planomural (52) is longitudinally disposed to be molded over lifting spindle On the side of body (51), and the axis body rotation stop planomural (52) on lifting spindle body (51) side and lifting shaft connecting hole (34) is flat Face wall is corresponding, and positioning ball fixing body (53) is molded over the upper end of lifting spindle body (51) and positions the outer diameter of ball fixing body (53) Greater than the aperture of lifting shaft perforation (43), the horizontal perforation of positioning ball mounting hole (54) is molded in positioning ball fixing body (53), fixed Position ball (55) is mounted on the both ends aperture of positioning ball mounting hole (54), and positioning ball reset spring (56) is mounted on positioning ball installation It is located between the positioning ball (55) on positioning ball mounting hole (54) both ends aperture in hole (54), the lower end end of lifting spindle body (51) Face protrusion forms spring connecting column (59), and the lifting shaft that lifting spindle body (51) passes through shaft rotary drive gear (4) is perforated (43) inserting is connected in the lifting shaft connecting hole (34) of attachment base shaft (3), and the lower end of lifting spindle body (51) passes through spring Connecting column (59) is connected with the upper end of the lifting shaft reset spring (36) in lifting shaft connecting hole (34)；

Case lid (6) is fixed on the top for being located at lifting shaft (5) on the case accent of main box (1), corresponding lifting on case lid (6) Axis (5) forms compression bar positioning sleeve (61), and compression bar positioning sleeve (61) each extends over protrusion from the bottom and top of case lid (6), pressure The center of bar positioning sleeve (61) is longitudinally through to be formed sets of holes (62), on the lower end inner wall of its sets of holes (62) of compression bar positioning sleeve (61) It is uniformly distributed and forms second longitudinal direction locating convex block (63), the is located on the upper end inner wall of its sets of holes (62) of compression bar positioning sleeve (61) The top distribution of two longitudinal register convex blocks (63) forms compression bar set locating slot (64), the positioning ball fixing body of lifting shaft (5) (53) pressure is located by connecting on by positioning realization between the second longitudinal direction locating convex block (63) that ball (55) are connected on sets of holes (62) In the sets of holes (62) of bar positioning sleeve (61)；

Pressing lever (7) include pressing the body of rod (71) and rod set be located by connecting seat (72), rod set be located by connecting seat (72) molding be arranged On the lower end outer wall of the pressing body of rod (71), the be located by connecting upper surface of seat (72) of rod set is serrated, the center of compression bar set (8) Perforation forms body of rod inserting hole (81), and zigzag positioning surface (82), compression bar set are formed on the lower end running-on of compression bar set (8) (8) distribution forms compression bar set locating piece (83) corresponding with compression bar set locating slot (64), pressing lever on lower end running-on outer wall (7) the pressing body of rod (71) is interspersed in the body of rod inserting hole (81) of compression bar set (8), the zigzag positioning surface of compression bar set (8) (82) be located by connecting with the be located by connecting upper surface of seat (72) of rod set, rod set be located by connecting seat (72) lower end and lifting shaft (5) Its upper end connection for positioning ball fixing body (53), compression bar set (8) are pierced by from the sets of holes (62) at the top of case lid (6) and by its compression bars Set locating piece (83) is connected on compression bar set locating slot (64) and realizes and be located by connecting on compression bar positioning sleeve (61).

2. as described in claim 1 a kind of shake the head tooth case by pressure controlling Industrial fan, it is characterised in that: the bar company of shaking the head It is formed at the top of joint chair (2) shaft connecting hole (21), it is flat to be provided with the first positioning for molding on the inner wall of shaft connecting hole (21) Wall (22), the first fastening screw hole (23) is formed on the bottom for bar attachment base (2) of shaking the head, and the first fastening screw hole (23) and shaft connect It connects hole (21) to communicate, be formed on the lower end outer wall of the seat shaft main body (31) of attachment base shaft (3) and shaft connecting hole (21) The second positioning planomural (32) that the first positioning planomural (22) matching on inner wall is located by connecting, the lower end end of seat shaft main body (31) Face forms the second fastening screw hole (35), and seat shaft main body (31) inserting of attachment base shaft (3) is connected to shaft mounting hole (11) on the and lower end of seat shaft main body (31) is pierced by the shaft for being connected to bar attachment base (2) of shaking the head from shaft mounting hole (11) Second positioning planomural (32) and shaft connecting hole (21) inner wall in connecting hole (21), on the lower end outer wall of seat shaft main body (31) On first positioning planomural (22) between cooperation realize be located by connecting, fastening screw pass through shake the head on bar attachment base (2) bottom First fastening screw hole (23) is fastenedly connected in the second fastening screw hole (35) of present shaft main body (31) lower end surface and realizes that seat turns The lower end of shaft body (31) is fastenedly connected with bar attachment base (2) of shaking the head.

3. as described in claim 1 a kind of shake the head tooth case by pressure controlling Industrial fan, it is characterised in that: the shaft installation The upper end in hole (11) forms location notch hole (12) of the aperture greater than the aperture of shaft mounting hole (11), attachment base shaft (3) The upper end of seat shaft main body (31) forms positioning table (33) of the outer diameter greater than the outer diameter of seat shaft main body (31), attachment base shaft (3) upper end is connected to realization on location notch hole (12) by positioning table (33) installation and is located by connecting with shaft mounting hole (11).

4. as described in claim 1 a kind of shake the head tooth case by pressure controlling Industrial fan, it is characterised in that: the lifting shaft (5) it is positioned forms compression bar connecting column (57) at the top of ball fixing body (53), the top center molding of compression bar connecting column (57) Have compression bar connecting hole (58), the be located by connecting bottom of seat (72) of pressing lever (7) its rod set forms lifting shaft attachment base (73), rises The connecting cavity (74) of lower ending opening is formed in drop axis connection seat (73), forms lifting shaft connecting column in connecting cavity (74) (75), compression bar connecting column (57) is inserted into connecting cavity (74), and lifting shaft connecting column (75) is inserted into compression bar connecting hole (58).