Demoulding mechanism for blow-off pipeline inspection well mould

Abstract

The utility model relates to the technical field of molds, in particular to a blow-off pipeline inspection well mold demolding mechanism which comprises a preparation mechanism and is used for preparing and forming an inspection well. The three eccentric wheels distributed circumferentially are rotatably mounted at the bottom of the base, the connecting rods are pivoted to the outer edges of the upper ends of the eccentric wheels, the other ends of the connecting rods are pivoted to the bottoms of the sliding blocks, the inner film is fixed to the center of the top of the base, and the bracket is fixed to the outer edge of the lower end of the inner film. The output end of the three-phase motor drives the driving gear to drive the eccentric wheel on the driven gear to rotate, the eccentric wheel drives the outer molds on the sliding block to move through the connecting rod, so that the three outer molds are gathered or opened at the same time, automatic mold closing or mold opening is achieved, and the output end of the air cylinder drives the ejector rod on the guide plate to slightly eject the inspection well upwards. And the inspection well is separated from the inner film, and the inspection well can be conveniently lifted out subsequently.

Description

TECHNICAL FIELD

[0001] The utility model relates to die technical field, concretely is a kind of sewage pipeline inspection well die demolding mechanism. BACKGROUND

[0002] Sewage pipeline inspection well die is a steel die, mainly used for producing sewage inspection well, these inspection wells are important nodes connecting sewage pipeline, play pivotal role, facilitate worker to check and maintain in well;

[0003] According to the inspection No.: CN220576246U, a kind of sewage pipeline inspection well die demolding mechanism is disclosed, this technology discloses "a kind of inspection well pouring mold technical field, concretely relates to a kind of sewage pipeline inspection well die demolding mechanism;Including installation table, installation table is fixedly installed with guide rail, installation table is fixedly installed with support box, support box is opened with through-hole, installation table is equipped with outer mold, installation table is fixedly installed with limit ring, limit ring is slidably connected with inner mold, support box is equipped with lifting mechanism, lifting mechanism includes motor assembly, the output shaft of motor assembly is fixedly connected with threaded rod, inner mold is opened with threaded through-hole" and other technical schemes, with "through the lifting mechanism in the cooperation with outer mold and inner mold, simplify the demolding step, when demolding, no longer need to keep the coaxial degree of inner mold and sewage pipeline, to ensure that the inner wall of sewage pipeline is not scratched during demolding process, and make demolding more convenient and fast" and other technical effects;

[0004] The above scheme realizes demolding by pulling handle and driving outer mold, however, if the friction between mold and concrete is too large, pulling outer mold may encounter large resistance, leading to difficult demolding;And, pulling outer mold for demolding may need long time, leading to reduced production efficiency and increased production cost. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of prior art, the utility model provides a kind of sewage pipeline inspection well die demolding mechanism, with the eccentric wheel on the driven gear is rotated by the output end of three-phase motor driving driving gear, eccentric wheel moves outer mold on slider by connecting rod, so that three outer molds are gathered or opened simultaneously, realize automatic moulding or opening, and the inspection well is slightly lifted upwards by the output end of cylinder driving the guide plate on the ejector rod, so that the inspection well is separated from inner membrane, and the characteristics that the inspection well is subsequently hoisted out are facilitated.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: a kind of sewage pipeline inspection well die demolding mechanism, including preparation mechanism and being used for the preparation of inspection well forming, preparation mechanism includes:

[0007] The main body assembly comprises three sliders arranged in a circle and slidingly installed inside the base, an outer mold fixed on the top of the sliders, three eccentric wheels arranged in a circle and rotatably installed on the bottom of the base, connecting rods pivoted to the outer edges of the upper ends of the eccentric wheels and pivoted to the bottoms of the sliders, an inner film fixed on the center of the top of the base, and a support fixed on the outer edge of the lower end of the inner film.

[0008] The demolding assembly is arranged on the main body assembly and used for demolding the inspection well after the inspection well is formed.

[0009] Preferably, the demolding assembly comprises a base fixed on the bottom of the base, a guide plate slidingly installed on the inner top of the base, and three top rods arranged in a circle and fixed on the top of the guide plate.

[0010] Preferably, the main body assembly further comprises a driven gear fixed on the upper end of the eccentric wheel, a driving gear rotatably installed on the center of the bottom of the base and in meshing transmission with the driven gear, and a three-phase motor installed on the inner lower end of the inner film and used for driving the driving gear.

[0011] Preferably, the main body assembly further comprises an arc-shaped groove formed in the inner wall of the lower end of the outer mold and matched with the support.

[0012] Preferably, the preparation mechanism further comprises a cover installed on the upper end of the inner film and a handle fixed on the top of the cover.

[0013] Preferably, the demolding assembly further comprises a cylinder installed on the inner lower end of the base and used for driving the guide plate, and the top rods are slidingly installed in the longitudinal direction through the base and the support. Beneficial effects

[0014] The utility model provides a kind of sewage pipeline inspection well mould demolding mechanism. Compared with prior art, the following beneficial effects are possessed:

[0015] (1) the eccentric wheel on the driven gear is driven by the output end of three-phase motor driving driving gear, and the eccentric wheel drives the outer mold on the slider by connecting rod, so that three outer molds are gathered or opened simultaneously, and automatic moulding or mould opening is realized.

[0016] (2) when inspection well is formed and demolding, the top rod on the guide plate is driven by the output end of cylinder, and the inspection well is slightly lifted upwards, so that the inspection well is separated from the inner film, and the inspection well is easily lifted out subsequently. DETAILED DESCRIPTION

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the sectional view of the utility model;

[0019] Figure 3This is a schematic structural diagram of the main components of the present invention;

[0020] Figure 4 It is a structural diagram of the outer mold of the utility model.

[0021] In the figure: 1. Preparation mechanism; 11. Main body assembly; 111. Base; 112. Slider; 113. Outer mold; 114. Arc groove; 115. Eccentric wheel; 116. Connecting rod; 117. Driven gear; 118. Driving gear; 119. Three-phase motor; 1110. Inner membrane; 1111. Bracket; 12. Demolding assembly; 121. Base; 122. Guide plate; 123. Ejector rod; 124. Cylinder; 13. Cover; 14. Handle. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figures 1-4 The utility model provides a technical solution for a demoulding mechanism for a sewage pipe inspection well mold: a demoulding mechanism for a sewage pipe inspection well mold, comprising a preparation mechanism 1 and used for preparing and molding the inspection well, the preparation mechanism 1 comprising:

[0024] The main assembly 11 includes three circumferentially distributed sliders 112 slidably mounted within the base 111, an outer mold 113 fixed to the top of the sliders 112, three circumferentially distributed eccentrics 115 rotatably mounted at the bottom of the base 111, a connecting rod 116 pivotally connected to the outer edge of the upper end of the eccentric 115, and the other end of the connecting rod 116 pivotally connected to the bottom of the slider 112, an inner mold 1110 fixed at the center of the top of the base 111, and a bracket 1111 fixed to the outer edge of the lower end of the inner mold 1110;

[0025] The demoulding assembly 12 is arranged on the main assembly 11 and is used for demoulding the inspection well after molding.

[0026] In this embodiment, the output end of the three-phase motor 119 drives the driving gear 118 to drive the eccentric wheel 115 on the driven gear 117 to rotate, and the eccentric wheel 115 drives the outer mold 113 on the slider 112 to move through the connecting rod 116, so that the three outer molds 113 are gathered or opened at the same time, realizing automatic mold closing or opening.

[0027] Specifically, the demolding assembly 12 comprises a base 121 fixed at the bottom of the base 111, a guide plate 122 slidably installed at the upper end inside the base 121, and three top rods 123 fixed at the top of the guide plate 122 and distributed in a circle.

[0028] In this embodiment, when the inspection well is molded and demolded, the top rods 123 on the guide plate 122 are driven by the output end of the air cylinder 124 to slightly lift the inspection well upward, so that the inspection well is separated from the inner film 1110, and the subsequent lifting of the inspection well is facilitated.

[0029] Specifically, the main body assembly 11 further comprises a driven gear 117 fixed at the upper end of the eccentric wheel 115, a driving gear 118 rotatably installed at the bottom center of the base 111, and a three-phase motor 119 installed at the lower end inside the inner film 1110 and used to drive the driving gear 118.

[0030] In this embodiment, when the driving gear 118 rotates, the three driven gears 117 can be driven to rotate synchronously.

[0031] Specifically, the main body assembly 11 further comprises an arc-shaped groove 114 opened in the inner wall of the lower end of the outer mold 113, and the arc-shaped groove 114 is matched with the support 1111.

[0032] In this embodiment, after the outer mold 113 and the inner film 1110 are closed, the support 1111 on the inner film 1110 is embedded in the arc-shaped groove 114 on the outer mold 113.

[0033] Specifically, the preparation mechanism 1 further comprises a cover 13 installed at the upper end of the inner film 1110, and a handle 14 fixed at the top of the cover 13.

[0034] In this embodiment, after the mold is closed and the concrete is poured, the cover 13 is installed at the upper end of the inner film 1110.

[0035] Specifically, the demolding assembly 12 further comprises an air cylinder 124 installed at the lower end inside the base 121 and used to drive the guide plate 122, and the top rods 123 are longitudinally slidably installed through the base 111 and the support 1111.

[0036] In this embodiment, the top rods 123 are guided to avoid position inclination during lifting.

[0037] The working principle and use flow of the utility model are: firstly, when the inspection well is shaped and demoulded, the eccentric wheel 115 on the driven gear 117 is driven to rotate by the output end of the three-phase motor 119, the eccentric wheel 115 drives the outer mould 113 on the sliding block 112 to move through the connecting rod 116, so that the three outer moulds 113 are opened at the same time; then, the inspection well is slightly lifted up by the output end of the cylinder 124 driving the ejector rod 123 on the guide plate 122, so that the inspection well is separated from the inner membrane 1110, and the inspection well is convenient to be lifted out subsequently.

[0038] It should be noted that, in this document, the terms "first" and "second" and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A sewer inspection chamber mould release mechanism characterised in that: The utility model provides a preparation mechanism (1) and is used for checking well preparation forming, and the preparation mechanism (1) comprises: The main body assembly (11) includes three circumferentially distributed sliders (112) slidingly installed inside the base (111), an outer mold (113) fixed on the top of the slider (112), three circumferentially distributed eccentric wheels (115) rotatably installed on the bottom of the base (111), a connecting rod (116) pivotally connected to the outer edge of the upper end of the eccentric wheel (115), and the other end of the connecting rod (116) is pivotally connected to the bottom of the slider (112), an inner film (1110) fixed on the top of the base (111), and a support (1111) fixed on the outer edge of the lower end of the inner film (1110). The demolding assembly (12) is arranged on the main body assembly (11) and is used for demolding after the well is formed.

2. A sewer access hole mold release mechanism according to claim 1, characterized in that: The demolding assembly (12) includes a base (121) fixed on the bottom of the base (111), a guide plate (122) slidingly installed on the inner top end of the base (121), and three circumferentially distributed top rods (123) fixed on the top of the guide plate (122).

3. A sewer access hole mold release mechanism according to claim 1, characterized in that: The main body assembly (11) further includes a driven gear (117) fixed on the upper end of the eccentric wheel (115), a driving gear (118) rotatably installed on the bottom of the base (111), and the driving gear (118) is in meshing transmission with the driven gear (117), and a three-phase motor (119) installed on the inner lower end of the inner film (1110) and used for driving the driving gear (118).

4. A sewer access hole mold release mechanism according to claim 1, characterized in that: The main body assembly (11) further includes an arc-shaped groove (114) formed in the inner wall of the lower end of the outer mold (113), and the arc-shaped groove (114) is matched with the support (1111).

5. A sewer access hole mold release mechanism according to claim 1, characterized in that: The preparation mechanism (1) further includes a cover (13) installed on the upper end of the inner film (1110), and a handle (14) fixed on the top of the cover (13).

6. A sewer access hole mold release mechanism according to claim 2, characterized in that: The demolding assembly (12) further includes a cylinder (124) installed on the inner lower end of the base (121) and used for driving the guide plate (122), and the top rod (123) is longitudinally slidingly installed through the base (111) and the support (1111).

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