CN210868190U

CN210868190U - Separable PTC heater

Info

Publication number: CN210868190U
Application number: CN201921807520.8U
Authority: CN
Inventors: 程超; 程卫国
Original assignee: Jiangsu Shazi Electrical Appliance Co ltd
Current assignee: Jiangsu Shazi Electrical Appliance Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-06-26
Anticipated expiration: 2029-10-25

Abstract

The utility model relates to a PTC heater technical field specifically is a detachable PTC heater, two the installing support is located the bilateral symmetry setting of PTC heater body respectively, the slow compression spring of the vertical setting of the equal fixedly connected with in both ends of PTC heater body, and the one end fixedly connected with installation piece that the PTC heater body was kept away from to slow compression spring, the one end fixedly connected with mount pad of installing support, and one side that the installing support was kept away from to the mount pad has seted up the mounting groove. The utility model discloses in, through setting up elastic mechanism, only need stimulate the pull rod, can realize that the installation of PTC heater body and installing support is dismantled, operation process does not need use tools, saves time and manpower more, conveniently overhauls the PTC heater body, through setting up the slow compression spring, makes to form soft being connected between PTC heater body and the installing support, reduces the damage that resonance force caused the PTC heater body, increase of service life.

Description

Separable PTC heater

Technical Field

The utility model relates to a PTC heater technical field specifically is a detachable PTC heater.

Background

The PTC heater is also called as PTC heater, which is composed of PTC ceramic heating element and aluminum tube, and has the advantages of small thermal resistance and high heat exchange efficiency, and is an automatic constant temperature and power saving electric heater.

Among the prior art, the PTC heater body passes through installing support and mechanical equipment fixed connection, and PTC heater body and installing support design as an organic whole, installing support and mechanical equipment adopt bolt or welded mode snap-on, this kind of mode leads to the PTC heater body to need the use of instrument when the installation is dismantled, the troublesome poeration, extravagant manpower, inconvenient overhauls the PTC heater body, secondly, this kind of connected mode is rigid connection, form resonance between the vibration that mechanical equipment during operation produced and the PTC heater body, cause the part of PTC heater body impaired easily, shorten life. Accordingly, a separable PTC heater has been provided by those skilled in the art to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detachable PTC heater to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a separable PTC heater comprises a PTC heater body and two mounting brackets, wherein the two mounting brackets are respectively positioned at two sides of the PTC heater body and are symmetrically arranged, two ends of the PTC heater body are fixedly connected with a vertically arranged pressure relief spring, one end of the pressure relief spring, which is far away from the PTC heater body, is fixedly connected with a mounting block, one end of the mounting bracket is fixedly connected with a mounting seat, one side of the mounting seat, which is far away from the mounting brackets, is provided with a mounting groove, the mounting block is inserted in the mounting groove, one side of the mounting seat is provided with a first through hole which is communicated with the mounting groove, a transversely arranged clamping rod is inserted in the first through hole and is slidably connected with the first through hole, the side wall of the mounting block is provided with a clamping groove corresponding to the clamping rod, one end of the clamping rod is inserted in the clamping groove, and one end, which is far away from the, two elastic mechanisms are arranged in the side wall of the mounting seat, the two elastic mechanisms are respectively positioned on two sides of the clamping rod and are symmetrically arranged, and one end of each elastic mechanism penetrates through the mounting seat and is fixedly connected with the side wall of the connecting rod.

As a further aspect of the present invention: elasticity mechanism is including seting up the smooth chamber in the mount pad, sliding connection has the slider in the smooth chamber, and the slider keeps away from the horizontal slide bar that sets up of one side fixedly connected with of PTC heater body, the slide bar run through smooth chamber extend to the outside of mount pad and with connecting rod fixed connection, be located smooth chamber the cover is equipped with compression spring on the slide bar, compression spring's one end and the lateral wall fixed connection of slider, and compression spring's the other end and the inner wall fixed connection who slides the chamber.

As a further aspect of the present invention: the lateral wall of mount pad is seted up with the second through-hole that smooth chamber intercommunication set up, and the slide bar runs through the second through-hole setting, the lateral wall of slide bar and the inner wall sliding connection of second through-hole.

As a further aspect of the present invention: one side fixedly connected with pull rod that the mount pad was kept away from to the connecting rod, and the pull rod is the arc setting.

As a further aspect of the present invention: the number of the pressure-relieving springs is four, and the pressure-relieving springs are respectively arranged on two sides of the PTC heater body in a symmetrical mode.

As a further aspect of the present invention: two the mounting hole has all been seted up to the lateral wall of installing support, and threaded connection has fixing bolt in the mounting hole, the installing support passes through fixing bolt and organism fixed connection.

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

1. through setting up elastic mechanism, only need stimulate the pull rod, drive the direction displacement toward keeping away from the draw-in groove with the kelly of connecting rod fixation, then, the slide bar follows the connecting rod displacement, it slides in smooth chamber to drive the slider, compression spring receives the extrusion production elasticity of slider this moment, then, when kelly and draw-in groove completely separate, the installation piece loses the restriction, can be with the mounting groove separation on installation piece and the mount pad, loosen the pull rod, compression spring is because the elastic action, promote the slider and reset, thereby drive the kelly and reset, this structural design is ingenious, be convenient for the installation of PTC heater body and installing support is dismantled, operation process does not need use tools, save time and manpower more, the convenience is overhauld the PTC heater body.

2. Through setting up pressure relief spring, when mechanical equipment work produced the vibration, pressure relief spring received the vibration and produced elasticity, can offset the vibrational force, made form soft connection between PTC heater body and the installing support, and then reduced the damage that the vibrational force caused to the PTC heater body, the life of extension PTC heater body.

Drawings

Fig. 1 is a schematic perspective view of a separable PTC heater;

FIG. 2 is a schematic side view of a separable PTC heater;

FIG. 3 is a schematic cross-sectional view of the connection between the mounting block and the mounting seat of the separable PTC heater;

fig. 4 is a schematic perspective view of a mounting seat in a separable PTC heater.

In the figure: 1. a PTC heater body; 2. mounting a bracket; 3. a pressure relief spring; 4. mounting blocks; 5. a mounting seat; 6. mounting grooves; 7. a first through hole; 8. a clamping rod; 9. a card slot; 10. a connecting rod; 11. a slide chamber; 12. a slider; 13. a slide bar; 14. a compression spring; 15. a second through hole; 16. a pull rod; 17. and (7) installing holes.

Detailed Description

Referring to fig. 1-4, in the embodiment of the present invention, a separable PTC heater comprises a PTC heater body 1 and two mounting brackets 2, wherein the two mounting brackets 2 are respectively located at two sides of the PTC heater body 1 and are symmetrically arranged, the force is more uniformly applied and the fixing is more reliable, both ends of the PTC heater body 1 are fixedly connected with a vertically arranged pressure-relief spring 3, by arranging the pressure-relief spring 3, when the mechanical equipment vibrates during operation, the pressure-relief spring 3 is vibrated to generate elastic force, which can counteract the vibration force, so that a soft connection is formed between the PTC heater body 1 and the mounting brackets 2, further reduce the damage of the vibration force to the PTC heater body 1, prolong the service life of the PTC heater body 1, and one end of the pressure-relief spring 3, which is far away from the PTC heater body 1, is fixedly connected with a mounting block 4, and is more reliable by welding, one end of the mounting bracket 2 is fixedly connected with a mounting seat 5, and one side of the mounting seat 5 far away from the mounting bracket 2 is provided with a mounting groove 6, the mounting block 4 is inserted into the mounting groove 6, one side of the mounting seat 5 is provided with a first through hole 7 communicated with the mounting groove 6, the first through hole 7 is inserted and slidably connected with a transversely arranged clamping rod 8, so that the clamping rod 8 can be conveniently displaced, the side wall of the mounting seat 4 is provided with a clamping groove 9 corresponding to the clamping rod 8, one end of the clamping rod 8 is inserted into the clamping groove 9, one end of the clamping rod 8 far away from the clamping groove 9 penetrates through the mounting seat 5 and is fixedly connected with a connecting rod 10, two elastic mechanisms are arranged in the side wall of the mounting seat 5, are respectively positioned at two sides of the clamping rod 8 and are symmetrically arranged, one end of each elastic mechanism penetrates through the mounting seat 5 and is fixedly connected with the side wall of the connecting rod 10, a pull rod 16 is pulled towards the direction far away from the mounting block 4 to drive the clamping rod 8, at the moment, due to the arrangement of the elastic mechanism, the compression spring 14 is extruded by the sliding block 12 to generate elastic force, then, when the clamping rod 8 is completely separated from the clamping groove 9, the mounting block 4 is not limited at the moment, the mounting block 4 can be separated from the mounting groove 6 on the mounting seat 5, the PTC heater body 1 and the mounting bracket 2 can be separated, the pull rod 16 is loosened, and the compression spring 14 pushes the sliding block 12 to reset under the elastic force action, so that the clamping rod 8 is driven to be inserted into the clamping groove 9 and abut against the clamping groove;

in fig. 3: the elastic mechanism comprises a sliding cavity 11 arranged in the mounting seat 5, a sliding block 12 is connected in the sliding cavity 11 in a sliding manner, a sliding rod 13 transversely arranged is fixedly connected to one side, away from the PTC heater body 1, of the sliding block 12, the sliding rod 13 penetrates through the sliding cavity 11 and extends to the outer side of the mounting seat 5 and is fixedly connected with a connecting rod 10, a compression spring 14 is sleeved on the sliding rod 13 positioned in the sliding cavity 11, one end of the compression spring 14 is fixedly connected with the side wall of the sliding block 12, the other end of the compression spring 14 is fixedly connected with the inner wall of the sliding cavity 11, and the sliding block 12 is connected with the sliding cavity 11 in a sliding manner, so that the sliding rod 13 moves along with the connecting rod 10 to drive the sliding block 12 to slide in the sliding cavity 11;

in fig. 3: a second through hole 15 communicated with the sliding cavity 11 is formed in the side wall of the mounting seat 5, the sliding rod 13 penetrates through the second through hole 15, and the outer side wall of the sliding rod 13 is connected with the inner wall of the second through hole 15 in a sliding mode, so that the sliding rod 13 can move conveniently;

in fig. 3: a pull rod 16 is fixedly connected to one side of the connecting rod 10, which is far away from the mounting seat 5, and the pull rod 16 is arranged in an arc shape, so that the connecting rod 10 can be pulled conveniently;

in fig. 1: the number of the pressure relief springs 3 is four, and the four pressure relief springs 3 are symmetrically arranged on two sides of the PTC heater body 1 respectively, so that the force is more uniform, and the elasticity is more sufficient;

in fig. 1: mounting hole 17 has all been seted up to the lateral wall of two installing supports 2, and threaded connection has fixing bolt in the mounting hole 17, and installing support 2 passes through fixing bolt and organism fixed connection, connects conveniently and firmly.

The utility model discloses a theory of operation is: when the PTC heater body 1 and the mounting bracket 2 need to be separated, the pull rod 16 is pulled towards the direction far away from the mounting block 4 to drive the clamping rod 8 fixed with the connecting rod 10 to move towards the direction far away from the clamping groove 9, at the moment, the sliding block 12 is in sliding connection with the sliding cavity 11, the sliding rod 13 moves along with the connecting rod 10 to drive the sliding block 12 to slide in the sliding cavity 11, the compression spring 14 is extruded by the sliding block 12 to generate elasticity, and then, when the clamping rod 8 is completely separated from the clamping groove 9, the mounting block 4 loses the limitation, the mounting block 4 can be separated from the mounting groove 6 on the mounting seat 5, and the separation of the PTC heater body 1 and the mounting bracket 2 can be completed;

when the PTC heater body 1 and the mounting bracket 2 need to be mounted, similarly, the pull rod 16 is pulled in the direction away from the mounting block 4, the compression spring 14 generates elasticity, when the clamping rod 8 is completely retracted into the first through hole 7, the mounting block 4 can be inserted into the mounting groove 6, then the pull rod 16 is loosened, and the compression spring 14 pushes the sliding block 12 to reset due to the elasticity, so that the clamping rod 8 is driven to be inserted into the clamping groove 9 and tightly abutted to complete mounting;

through setting up pressure relief spring 3, when mechanical equipment work produced the vibration, pressure relief spring 3 received the vibration and produced elasticity, can offset the vibrational force, made form soft connection between PTC heater body 1 and installing support 2, and then reduced the damage that the vibrational force caused to PTC heater body 1, extension PTC heater body 1's life.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A separable PTC heater comprises a PTC heater body (1) and two mounting brackets (2), and is characterized in that the two mounting brackets (2) are respectively arranged on two sides of the PTC heater body (1) in a symmetrical mode, the two ends of the PTC heater body (1) are fixedly connected with vertically arranged pressure-reducing springs (3), one ends, far away from the PTC heater body (1), of the pressure-reducing springs (3) are fixedly connected with mounting blocks (4), one ends of the mounting brackets (2) are fixedly connected with mounting seats (5), one sides, far away from the mounting brackets (2), of the mounting seats (5) are provided with mounting grooves (6), the mounting blocks (4) are inserted in the mounting grooves (6), one sides of the mounting seats (5) are provided with first through holes (7) communicated with the mounting grooves (6), and the first through holes (7) are inserted with transversely arranged clamping rods (8) in a sliding mode, draw-in groove (9) that correspond with kelly (8) are seted up to the lateral wall of installation piece (4), and the one end of kelly (8) is inserted and is located in draw-in groove (9), the one end that draw-in groove (9) were kept away from in kelly (8) runs through mount pad (5) and fixedly connected with connecting rod (10), be equipped with two elasticity mechanisms, and two in the lateral wall of mount pad (5) the elasticity mechanism is located the bilateral symmetry setting of kelly (8) respectively, the one end of elasticity mechanism run through mount pad (5) and with the lateral wall fixed connection of connecting rod (10).

2. A separable PTC heater according to claim 1, wherein the elastic mechanism comprises a sliding cavity (11) arranged in the mounting seat (5), a sliding block (12) is slidably connected in the sliding cavity (11), a sliding rod (13) transversely arranged is fixedly connected to one side of the sliding block (12) far away from the PTC heater body (1), the sliding rod (13) penetrates through the sliding cavity (11) and extends to the outer side of the mounting seat (5) and is fixedly connected with the connecting rod (10), a compression spring (14) is sleeved on the sliding rod (13) in the sliding cavity (11), one end of the compression spring (14) is fixedly connected with the side wall of the sliding block (12), and the other end of the compression spring (14) is fixedly connected with the inner wall of the sliding cavity (11).

3. The separable PTC heater according to claim 2, wherein the side wall of the mounting seat (5) is provided with a second through hole (15) communicated with the sliding cavity (11), the sliding rod (13) is disposed through the second through hole (15), and the outer side wall of the sliding rod (13) is slidably connected with the inner wall of the second through hole (15).

4. A separable PTC heater according to claim 2, wherein a pull rod (16) is fixedly connected to a side of the connecting rod (10) away from the mounting seat (5), and the pull rod (16) is arc-shaped.

5. A separable PTC heater according to claim 1, wherein the number of the pressure-relief springs (3) is four, and the four pressure-relief springs (3) are symmetrically disposed on both sides of the PTC heater body (1).

6. The separable PTC heater according to claim 1, wherein the side walls of the two mounting brackets (2) are provided with mounting holes (17), fixing bolts are screwed in the mounting holes (17), and the mounting brackets (2) are fixedly connected with the machine body through the fixing bolts.