CN218221675U

CN218221675U - Green is atomizing building site dust fall equipment for construction

Info

Publication number: CN218221675U
Application number: CN202221859022.XU
Authority: CN
Inventors: 董西翠; 潘兆军; 尹学峰
Original assignee: Anhui Keqiang Construction Engineering Co ltd
Current assignee: Anhui Keqiang Construction Engineering Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-01-06
Anticipated expiration: 2032-07-19

Abstract

The utility model relates to a construction equipment field specifically is a green is atomizing building site dust fall equipment for construction, including atomizer, guider, strutting arrangement and transmission, strutting arrangement's the fixed transmission that is used for the location that is provided with of rear end face, and the fixed guider that is provided with of up end that is located strutting arrangement. The utility model discloses a set up atomizer, when spraying the dust fall, two sets of fixed gear can be synchronous drives anterior incomplete gear and rotates, make the support gear can carry out endless intermittent type nature rotation under the drive of two sets of incomplete gears, and then can drive the connecting tooth plate on upper portion through drive gear and mesh the rotation, make atomizer can circulate on guider upper portion and control the displacement, spacing gear can drive anterior atomizer and carry out high-speed rotation this moment, thereby the completion is in the time of carrying out rotatory spraying, carry out the displacement operation, the at utmost has improved efficiency and scope that equipment got rid of to the dust.

Description

Green is atomizing building site dust fall equipment for construction

Technical Field

The utility model relates to a construction equipment technical field specifically is a green is atomizing building site dust fall equipment for construction.

Background

When construction is carried out on a building site, external dust is large, and professional equipment is needed to carry out dust removal operation, so that a good building construction environment is kept, and the construction efficiency of workers is improved.

As patent numbers: CN202122190844.5, the utility model relates to an atomizing dust device technical field specifically is an atomizing building site dust device for green building construction. The utility model discloses, including quick-witted case, regulation structure and big gun fog section of thick bamboo, the upper surface of machine case is equipped with the regulation structure, it includes the carousel to adjust the structure, the surface and the quick-witted case of carousel rotate to be connected, the upper surface of carousel rotates and is connected with first commentaries on classics board, the upper surface of first commentaries on classics board rotates and is connected with the connecting plate, the lower surface of connecting plate rotates and is connected with the second commentaries on classics board, the fixed surface that the board was changeed to the second is connected with the bracing piece. The base of having solved traditional dust device is fixed, and the scope of ability dust fall is very little, needs constructor to carry out the direction rotation to whole dust device, has increased constructor's work load, has still reduced the dust fall efficiency to the job site dust moreover, has reduced the protection rate problem to the environment.

As patent numbers: CN202021527450.3, the utility model discloses a green is atomizing building site dust device for construction, including barrel, main part pole and work box, the both sides fixedly connected with fixed pulley of main part pole bottom, the antiskid cover has been cup jointed to one side of main part pole, the inside opposite side of barrel is provided with the current-limiting structure, one side on main part pole top is provided with collects the structure. The utility model discloses an earlier with one side fixed connection on base and main part pole top, then fix the collecting box, later at the in-process of handling the raise dust water spray, unnecessary water source is more effectual entering to the inside of collecting the case under the uncovered design of collection mouth, then carry out preliminary miscellaneous processing of straining through the edulcoration net, some carried the dust and got rid of, then the water source flows to the inside of collecting box, and can release the inside collection water source after opening the ooff valve, with this effect of having realized its holistic recoverable recycling, the environmental protection performance is improved.

But current building construction atomizing building site dust fall equipment, when carrying out the spray dust removal to building site upper portion, its efficiency that carries out the circulation spray dust removal is lower, and current dust collecting equipment is fixed structure mostly, has reduced the scope of removing dust, so need an atomizing building site dust fall equipment for green building construction to the problem that proposes in solving the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a green is atomizing building site dust fall equipment for construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a green environment-friendly spraying type construction site dust-settling device for building construction comprises a spraying device, a guide device, a supporting device and a transmission device;

the rear end face of the supporting device is fixedly provided with a transmission device for positioning, the upper end face of the supporting device is fixedly provided with a guide device, and the upper end face of the supporting device is connected with a spraying device in a sliding clamping mode through the transmission device in a meshing mode.

Preferably, atomizer includes a high-pressure water storage cylinder, water conservancy diversion liquid pipe, spring guide shaft, connecting tooth plate, fixed slide, supports cassette, limit gear and atomizer, the fixed slide that is provided with of lower terminal surface that supports the cassette, and be located the lower terminal surface that supports the cassette is close to fixed slide department is provided with connecting tooth plate, the fixed high-pressure water storage cylinder that is used for the water conservancy diversion that is provided with of up end that supports the cassette, and is located the up end middle part rotation joint that supports the cassette has limit gear, limit gear's rear end face is provided with the spring guide shaft, limit gear's interior terminal surface passes through the spring guide shaft rotates the joint and has water conservancy diversion liquid pipe, just limit gear carries out through connection through water conservancy diversion liquid pipe and high-pressure water storage cylinder, limit gear's preceding terminal surface is fixed to be provided with and is used for spacing atomizer.

Preferably, the guider includes spacing spout, supports the slide, connects curb plate and spacing pinion rack, the lower terminal surface symmetry of spacing pinion rack is provided with connects the curb plate, and is located two sets ofly the lower terminal surface fixedly connected with who connects the curb plate supports the slide, the up end that supports the slide is close to middle part department and has seted up spacing spout.

Preferably, the supporting device comprises a connecting bottom plate, a supporting clamping frame and a fixed top plate, the supporting clamping frame is symmetrically arranged on the upper end face of the connecting bottom plate, and the supporting clamping frame is fixedly connected with the fixed top plate on the upper end face of the supporting clamping frame.

Preferably, the transmission device comprises a protection casing, a transmission gear, a first clamping frame, an incomplete gear, a fixed gear, a second clamping frame, a servo motor and a supporting gear, wherein the second clamping frame is arranged on one side of the lower end face of the protection casing, the first clamping frame is fixedly arranged on the other side of the lower end face of the protection casing, the fixed gear is symmetrically and rotatably clamped on the inner end face of the first clamping frame and the inner end face of the second clamping frame, the incomplete gear is fixedly connected to the front end face of the fixed gear, the servo motor is fixedly arranged on the rear end face of the second clamping frame opposite to one group of the fixed gear, the supporting gear is rotatably clamped on the upper portion of the inner end face of the first clamping frame and the inner end face of the second clamping frame, and the two groups of transmission gears are fixedly arranged on the front end face of the supporting gear.

Preferably, the fixed sliding plate and the limiting toothed plate are both arranged in a T shape, and the spraying device is matched with the limiting toothed plate through the fixed sliding plate and then is in sliding clamping connection with the inner end face of the guide device.

Preferably, limit gear plate meshes with limit gear and is connected, just connect the bottom of pinion rack and drive gear mesh and be connected, incomplete gear including be used for supporting joint dish and even equidistance fixed connection at the outside connection tooth of joint dish, just incomplete gear through connect the tooth with support gear's outside carries out intermittent type nature meshing and is connected, support gear's rear portion and two sets of fixed gear all does not contact.

Preferably, the inner end face of the limiting toothed plate is symmetrically provided with spring clamping seats for positioning, and the inner end face of the spring clamping seat is elastically clamped with a buffer baffle in a sliding manner.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up atomizer, when spraying the dust fall, two sets of fixed gear can be synchronous drives anterior incomplete gear and rotate, make the support gear can carry out the intermittent type nature rotation that circulates under the drive of two sets of incomplete gears, and then can drive the fishback on upper portion through drive gear and mesh the rotation, make atomizer can circulate on guider upper portion and control the displacement, stop gear can drive anterior atomizer and carry out high-speed rotation this moment, thereby the completion is when carrying out rotatory spraying, carry out the displacement operation, the at utmost has improved efficiency and scope that equipment got rid of the dust.

2. The utility model discloses a set up transmission, when carrying out the transmission, two sets of fixed gear of synchronous drive of servo motor function mesh and rotate, make the anterior incomplete gear of drive that two sets of fixed gear can be synchronous rotate, make two sets of incomplete gear mesh with the supporting gear respectively, and then make the supporting gear can carry out the intermittent type nature rotation of circulation under the drive of two sets of incomplete gears, convenient follow-up for drive gear provides intermittent type nature pivoted power, and then make things convenient for follow-up atomizer to carry out the displacement about the circulation on guider upper portion, the driven stability of equipment has effectively been improved.

3. The utility model discloses a set up guider, when protecting the operation, two sets of buffer baffle can carry on spacingly to gliding support cassette for support cassette when carrying out the displacement, can carry out elastic buffer with buffer baffle, and then prevent that follow-up support cassette from carrying out the rigidity spacing with the inside curb plate of being connected of guider when carrying out the displacement, improve equipment operation's security performance.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a side view of the main body of the present invention;

FIG. 3 is a schematic structural view of the spraying device of the present invention;

fig. 4 is a schematic structural view of the guiding device of the present invention;

fig. 5 is a schematic structural view of the supporting device of the present invention;

FIG. 6 is an exploded view of the transmission of the present invention;

fig. 7 is a schematic structural view of the transmission device of the present invention;

fig. 8 is a schematic structural view of a second embodiment of the guiding device of the present invention.

In the figure: the device comprises a spraying device 1, a guiding device 2, a supporting device 3, a transmission device 4, a high-pressure water storage cylinder 11, a liquid guide pipe 12, a spring guide shaft 13, a connecting toothed plate 14, a fixed sliding plate 15, a supporting clamping seat 16, a limiting gear 17, an atomizing nozzle 18, a limiting sliding groove 21, a supporting sliding seat 22, a connecting side plate 23, a limiting toothed plate 24, a spring clamping seat 25, a buffer baffle 26, a connecting bottom plate 31, a supporting clamping frame 32, a fixed top plate 33, a protective casing 41, a transmission gear 42, a first clamping frame 43, an incomplete gear 44, a fixed gear 45, a second clamping frame 46, a servo motor 47 and a supporting gear 48.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The present invention will be further explained with reference to the accompanying drawings.

Example 1

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 6 and fig. 6, the present invention provides an embodiment: a green environment-friendly spraying type construction site dust-settling device for building construction comprises a spraying device 1, a guide device 2, a supporting device 3 and a transmission device 4;

the rear end face of the supporting device 3 is fixedly provided with a transmission device 4 for positioning, the upper end face of the supporting device 3 is fixedly provided with a guide device 2, and the upper end face of the supporting device 3 is engaged with the spraying device 1 in a sliding clamping manner through the transmission device 4.

As shown in fig. 3, the spraying device 1 includes a high-pressure water storage cylinder 11, a flow guide liquid pipe 12, a spring guide shaft 13, a connection toothed plate 14, a fixed sliding plate 15, a support clamping seat 16, a limit gear 17 and an atomizer 18, the lower end surface of the support clamping seat 16 is fixedly provided with the fixed sliding plate 15, the lower end surface of the support clamping seat 16 near the fixed sliding plate 15 is provided with the connection toothed plate 14, the upper end surface of the support clamping seat 16 is fixedly provided with the high-pressure water storage cylinder 11 for flow guide, the middle part of the upper end surface of the support clamping seat 16 is rotatably clamped with the limit gear 17, the rear end surface of the limit gear 17 is provided with the spring guide shaft 13, the inner end surface of the limit gear 17 is rotatably clamped with the flow guide liquid pipe 12 through the spring guide shaft 13, the limit gear 17 is connected with the high-pressure water storage cylinder 11 through the flow guide liquid pipe 12, and the front end surface of the limit gear 17 is fixedly provided with the atomizer 18 for limiting.

As shown in fig. 4, the guiding device 2 includes a limiting sliding groove 21, a supporting sliding seat 22, a connecting side plate 23 and a limiting toothed plate 24, the connecting side plate 23 is symmetrically disposed on the lower end surface of the limiting toothed plate 24, the lower end surface of the two connecting side plates 23 is fixedly connected with the supporting sliding seat 22, and the limiting sliding groove 21 is disposed at the position, close to the middle, of the upper end surface of the supporting sliding seat 22.

As shown in fig. 5, the supporting device 3 includes a connecting bottom plate 31, a supporting clip frame 32 and a fixing top plate 33, the supporting clip frame 32 is symmetrically disposed on the upper end surface of the connecting bottom plate 31, and the fixing top plate 33 is fixedly connected to the upper end surface of the supporting clip frame 32.

As shown in fig. 6 and 7, the transmission device 4 includes a protection casing 41, a transmission gear 42, a first clamping frame 43, an incomplete gear 44, a fixed gear 45, a second clamping frame 46, a servo motor 47 and a support gear 48, the second clamping frame 46 is arranged on one side of the lower end surface of the protection casing 41, the first clamping frame 43 is fixedly arranged on the other side of the lower end surface of the protection casing 41, the fixed gear 45 is symmetrically and rotatably clamped on the inner end surfaces of the first clamping frame 43 and the second clamping frame 46, the incomplete gear 44 is fixedly connected on the front end surface of the fixed gear 45, the servo motor 47 is fixedly arranged on the rear end surface of the second clamping frame 46 opposite to one set of the fixed gear 45, the support gear 48 is rotatably clamped on the upper portions of the inner end surfaces of the first clamping frame 43 and the second clamping frame 46, and two sets of the transmission gear 42 are fixedly arranged on the front end surface of the support gear 48.

As shown in fig. 3 and fig. 4, the fixed sliding plate 15 and the limit toothed plate 24 are both arranged in a T shape, and the spraying device 1 is matched with the limit toothed plate 24 through the fixed sliding plate 15 and then is slidably clamped on the inner end surface of the guide device 2, and the fixed sliding plate 15 and the limit toothed plate 24 arranged in the T shape can effectively improve the stability of the subsequent spraying device 1 in the displacement inside the guide device 2.

As fig. 4 and fig. 6, the limit tooth plate 24 is engaged with the limit gear 17 and connected, and the bottom of the connecting tooth plate 14 is engaged with the transmission gear 42 and connected, the incomplete gear 44 is including being used for supporting the joint disc and the connecting teeth of even equidistance fixed connection outside the joint disc, and the incomplete gear 44 is intermittently engaged with the outside of supporting the gear 48 through connecting the teeth, the rear portion of supporting the gear 48 is all contactless with two sets of fixed gears 45, when carrying out the transmission, the limit tooth plate 24 is engaged with the limit gear 17, can effectively improve the efficiency and the stability of follow-up spray dust removal that carries out.

In this embodiment, before use, a user may introduce an external high-pressure water source into the high-pressure water storage barrel 11, and then the user may start the servo motor 47 through the external control device, at this time, the servo motor 47 may drive the front fixed gear 45 to rotate, when the fixed gear 45 rotates, due to meshing connection between the two sets of fixed gears 45, the two sets of fixed gears 45 may rotate synchronously, so that the two sets of fixed gears 45 may drive the front incomplete gear 44 to rotate synchronously, so that the two sets of incomplete gears 44 may mesh with the upper supporting gear 48 when rotating, so that the supporting gear 48 may rotate intermittently under the drive of the two sets of incomplete gears 44, when the supporting gear 48 rotates, the front transmission gear 42 may rotate synchronously, so that when the transmission gear 42 rotates, the upper connecting gear 14 may be driven to rotate in a meshing manner, and when the connecting gear 14 moves back and forth under the drive of the transmission gear 42, at this time, the fixed sliding plate 15 may cooperate with the sliding chute 21, so as to improve the stability of the spraying device 1 in the guiding device 2, and when the spraying device is in a state, so that the spraying device 17 is in a state that the spraying head 17 is capable of rotating intermittently and the spraying device 17, so that the spraying device 17 is capable of rotating, when the spraying device is in a state of rotating, and the spraying device, so that the spraying head 17 is capable of rotating at the same time, and the spraying device is capable of rotating, and the spraying device is capable of rotating at the same time, and the spraying device is capable of rotating at the same time, the efficiency of the equipment is got rid of the dust is furthest improved.

Example 2

On the basis of embodiment 1, as shown in fig. 8, the inner end surface of the limit toothed plate 24 is symmetrically provided with spring clamping seats 25 for positioning, and the buffer baffles 26 are elastically and slidably clamped on the inner end surface of the spring clamping seats 25.

In the implementation of the embodiment, the two sets of buffer baffles 26 can limit the sliding support clamping seat 16, so that the stability of the support clamping seat 16 sliding on the upper part of the guiding device 2 is improved to the maximum extent, and meanwhile, the rigidity limitation of the subsequent support clamping seat 16 and the connecting side plate 23 inside the guiding device 2 during the displacement is prevented, and the safety performance of the operation of the equipment is improved.

The working principle is as follows: before use, a user may introduce an external high-pressure water source into the high-pressure water storage barrel 11, and then the user may activate the servo motor 47 through an external manipulation device, at which time the servo motor 47 can drive the front fixed gear 45 to rotate, and when the fixed gear 45 rotates, because the two groups of fixed gears 45 are meshed and connected, the two groups of fixed gears 45 can synchronously rotate, thereby enabling the two groups of fixed gears 45 to synchronously drive the front incomplete gear 44 to rotate, so that the two groups of incomplete gears 44 can be respectively meshed with the upper supporting gear 48 when rotating, thereby enabling the support gear 48 to rotate intermittently in a cycle driven by the two sets of partial gears 44, when the supporting gear 48 rotates, the front transmission gear 42 can be synchronously driven to rotate, so that the transmission gear 42 can drive the upper connecting toothed plate 14 to carry out meshing rotation when rotating, meanwhile, when the connecting toothed plate 14 is driven by the transmission gear 42 to perform intermittent displacement back and forth, at the moment, the fixed sliding plate 15 can be matched with the limiting sliding groove 21, the stability of the spraying device 1 sliding in the guiding device 2 is improved, and because the limit toothed plate 24 is in a static state, when the spraying device 1 is displaced, the limit gear 17 in the spraying device 1 can be meshed with the limit toothed plate 24, thereby enabling the limit gear 17 to synchronously rotate when the spraying device 1 circularly rotates on the upper part of the guide device 2, and then make limit gear 17 can drive anterior atomizer 18 and carry out high-speed the rotation to the completion is carrying out the displacement operation when rotatory spraying, and furthest has improved the efficiency that equipment was got rid of the dust.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a green is atomizing building site dust fall equipment for construction, its characterized in that: comprises a spraying device (1), a guiding device (2), a supporting device (3) and a transmission device (4);

the rear end face of the supporting device (3) is fixedly provided with a transmission device (4) used for positioning, the transmission device is located the upper end face of the supporting device (3) is fixedly provided with a guide device (2), and the upper end face of the supporting device (3) is connected with a spraying device (1) in a sliding clamping mode through the transmission device (4).

2. The green environment-friendly spray type construction site dust falling equipment for building construction according to claim 1, characterized in that: atomizer (1) includes high-pressure water storage section of thick bamboo (11), water conservancy diversion liquid pipe (12), spring guide shaft (13), connecting tooth plate (14), fixed slide (15), supports cassette (16), stop gear (17) and atomizer (18), the lower terminal surface that supports cassette (16) is fixed to be provided with fixed slide (15), and is located the lower terminal surface that supports cassette (16) is close to fixed slide (15) department is provided with connecting tooth plate (14), the fixed high-pressure water storage section of thick bamboo (11) that are used for the water conservancy diversion that is provided with of up end that supports cassette (16), and is located the upper end middle part rotation joint that supports cassette (16) has stop gear (17), the rear end face of stop gear (17) is provided with spring guide shaft (13), the interior terminal surface of stop gear (17) passes through spring guide shaft (13) rotation joint has water conservancy diversion liquid pipe (12), just stop gear (17) are connected with high-pressure water storage section of thick bamboo (11) through water conservancy diversion liquid pipe (12), the fixed being provided with atomizer (18) that are used for spacing to link up that are used for to the preceding terminal surface of stop gear (17).

3. The green environment-friendly spray type construction site dust falling equipment for building construction according to claim 2, characterized in that: guider (2) are including spacing spout (21), support slide (22), connect curb plate (23) and spacing pinion rack (24), the lower terminal surface symmetry of spacing pinion rack (24) is provided with connects curb plate (23), and is located two sets of the lower terminal surface fixedly connected with of connecting curb plate (23) supports slide (22), the up end that supports slide (22) is close to middle part department and has seted up spacing spout (21).

4. The green environment-friendly spray type construction site dust falling equipment for building construction according to claim 3, characterized in that: the supporting device (3) comprises a connecting bottom plate (31), a supporting clamping frame (32) and a fixed top plate (33), wherein the supporting clamping frame (32) is symmetrically arranged on the upper end face of the connecting bottom plate (31), and the fixed top plate (33) is fixedly connected to the upper end face of the supporting clamping frame (32).

5. The green environment-friendly spray type construction site dust falling equipment for building construction according to claim 4, characterized in that: the transmission device (4) comprises a protection casing (41), a transmission gear (42), a first clamping frame (43), an incomplete gear (44), a fixed gear (45), a second clamping frame (46), a servo motor (47) and a supporting gear (48), wherein the second clamping frame (46) is arranged on one side of the lower end face of the protection casing (41), the first clamping frame (43) is fixedly arranged on the other side of the lower end face of the protection casing (41), the first clamping frame (43) and the inner end face of the second clamping frame (46) are symmetrically and rotatably clamped with the fixed gear (45) and are arranged on the front end face of the fixed gear (45), the rear end face of the second clamping frame (46) is just opposite to one group of the fixed gear (45), the servo motor (47) is fixedly arranged on the position of the fixed gear (45), the inner end face of the first clamping frame (43) and the inner end face of the second clamping frame (46) are rotatably clamped with the supporting gear (48), and the front end face of the supporting gear (48) is fixedly arranged with two groups of the transmission gear (42).

6. The green environment-friendly spray type construction site dust falling equipment for building construction according to claim 5, characterized in that: the fixed sliding plate (15) and the limiting toothed plate (24) are both arranged in a T shape, and the spraying device (1) is matched with the limiting toothed plate (24) through the fixed sliding plate (15) and is further connected to the inner end face of the guide device (2) in a sliding and clamping mode.

7. The green environment-friendly spray type construction site dust falling equipment for building construction according to claim 6, characterized in that: spacing pinion rack (24) are engaged with limit gear (17) and are connected, just the bottom and drive gear (42) of connecting pinion rack (14) are engaged with and are connected, incomplete gear (44) including be used for supporting joint dish and even equidistance fixed connection at the outside connection tooth of joint dish, just incomplete gear (44) through connect the tooth with the outside of supporting gear (48) carries out intermittent type nature meshing and is connected, the rear portion and two sets of supporting gear (48) all do not contact with fixed gear (45).

8. The green environment-friendly spray type construction site dust falling equipment for building construction according to claim 7, characterized in that: the inner end face of the limiting toothed plate (24) is symmetrically provided with a spring clamping seat (25) for positioning, and the inner end face of the spring clamping seat (25) is elastically clamped with a buffer baffle (26) in a sliding manner.